{"id":5683,"date":"2026-07-24T12:18:55","date_gmt":"2026-07-24T10:18:55","guid":{"rendered":"https:\/\/www.geograma.com\/?page_id=5683"},"modified":"2026-07-24T12:19:49","modified_gmt":"2026-07-24T10:19:49","slug":"what-is-gis-geographic-information-systems","status":"publish","type":"page","link":"https:\/\/www.geograma.com\/en\/wiki\/what-is-gis-geographic-information-systems\/","title":{"rendered":"What is GIS? Geographic Information Systems"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"5683\" class=\"elementor elementor-5683 elementor-5678\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-11ee365 e-con-full e-flex e-con e-parent\" data-id=\"11ee365\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3147875 elementor-widget elementor-widget-shortcode\" data-id=\"3147875\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><div id=\"gtlp\">\n\n  <!-- ============ HERO ============ -->\n  <section class=\"hero\">\n    <div class=\"wrap hero-grid\">\n      <div class=\"hero-copy reveal\">\n        <p class=\"eyebrow\">GIS \u00b7 GEOSPATIAL \u00b7 LOCATION INTELLIGENCE<\/p>\n        <h1>What is GIS? Geographic Information Systems explained<\/h1>\n        <p class=\"lead\">A GIS, or Geographic Information System, is a system that captures, stores, analyses and visualises data linked to a position on the territory. It is the technology that turns data into maps \u2014 and maps into answers. This guide, written by the Geograma team, explains how GIS works, what it is made of, and how governments and companies use it today.<\/p>\n        <div class=\"cta-row\">\n          <a class=\"btn btn-primary\" href=\"https:\/\/www.geograma.com\/en\/contact\/\">Talk to a GIS expert<\/a>\n          <a class=\"btn btn-ghost\" href=\"#applications\">See real applications<\/a>\n        <\/div>\n        <ul class=\"facts\">\n          <li><span class=\"fact-num\">80%<\/span><span class=\"fact-label\">of all information has a spatial component*<\/span><\/li>\n          <li><span class=\"fact-num\">5<\/span><span class=\"fact-label\">components make up a GIS<\/span><\/li>\n          <li><span class=\"fact-num\">2<\/span><span class=\"fact-label\">data models: vector and raster<\/span><\/li>\n          <li><span class=\"fact-num\">1998<\/span><span class=\"fact-label\">Geograma has worked with GIS ever since<\/span><\/li>\n        <\/ul>\n        <p class=\"footnote\">* An estimate widely cited across the geospatial industry.<\/p>\n      <\/div>\n      <div class=\"hero-visual reveal\">\n        <img decoding=\"async\" src=\"https:\/\/www.geograma.com\/wp-content\/uploads\/geograma-html\/what-is-gis\/assets\/capas-gis.svg\" alt=\"GIS diagram: layers of geographic information stacked over the territory (traffic, networks, cadastre, roads and terrain)\">\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ DEFINITION ============ -->\n  <section class=\"section\" id=\"definition\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">DEFINITION<\/p>\n      <h2 class=\"reveal\">A GIS is much more than a digital map<\/h2>\n      <div class=\"two-col reveal\">\n        <div>\n          <p>A map shows <strong>where<\/strong> something is. A Geographic Information System goes further: it links every element on the map to a <strong>database<\/strong> \u2014 attributes, dates, conditions, measurements \u2014 and lets you query, combine and analyse it. That is why we call it a <em>system<\/em>: it brings together hardware, software, data, people and methodology to manage geolocated information end to end.<\/p>\n          <p>You may also come across the Spanish acronym SIG (<em>Sistema de Informaci\u00f3n Geogr\u00e1fica<\/em>) \u2014 it is exactly the same thing. On top of this technological foundation sits <strong>Location Intelligence<\/strong>: the use of location data to drive business and public-management decisions.<\/p>\n          <p>An effective GIS, moreover, is not just software: it is the <strong>balance of technology, data and processes<\/strong>, governed by a strategy. Technology provides the tools; data supplies the information; processes turn that information into knowledge for decision-making. If one of the three legs fails \u2014 powerful technology without quality data, good data without clear processes, well-defined processes without the right technology \u2014 the system loses effectiveness.<\/p>\n        <\/div>\n        <div class=\"question-card\">\n          <h3>The questions a GIS answers<\/h3>\n          <ul class=\"check-list\">\n            <li><strong>What is here?<\/strong> An inventory of what exists at a point or in an area.<\/li>\n            <li><strong>Where does it happen?<\/strong> Locating a phenomenon: congestion, leaks, incidents.<\/li>\n            <li><strong>What has changed?<\/strong> How the territory evolves over time.<\/li>\n            <li><strong>What patterns exist?<\/strong> Clusters, correlations, trends.<\/li>\n            <li><strong>What if\u2026?<\/strong> Simulating scenarios before deciding.<\/li>\n          <\/ul>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ COMPONENTS ============ -->\n  <section class=\"section section-alt\" id=\"components\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">COMPONENTS<\/p>\n      <h2 class=\"reveal\">The 5 components of a GIS<\/h2>\n      <p class=\"section-intro reveal\">A GIS only works when these five pieces are aligned. Technology is the visible part; data and method are what make the difference.<\/p>\n      <div class=\"cards cards-5 reveal\">\n        <article class=\"card\">\n          <span class=\"card-num\">01<\/span>\n          <h3>Hardware<\/h3>\n          <p>Computers and servers, on-premise or in the cloud, where the system runs: from a single technical workstation to scalable cloud platforms.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">02<\/span>\n          <h3>Software<\/h3>\n          <p>Programs to receive data, manage it in spatial databases, analyse it and visualise it: ArcGIS, QGIS, WebGIS platforms\u2026<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">03<\/span>\n          <h3>Geographic data<\/h3>\n          <p>The fuel of GIS. Data captured in the field or supplied by third parties: base mapping, LiDAR, imagery, traffic data\u2026<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">04<\/span>\n          <h3>People<\/h3>\n          <p>Surveyors, geographers, analysts and developers who capture, model, program and interpret the information.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">05<\/span>\n          <h3>Methodology<\/h3>\n          <p>The procedures that define how information is captured, validated, updated and exploited in each organisation.<\/p>\n        <\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ HOW IT WORKS ============ -->\n  <section class=\"section\" id=\"how-it-works\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">HOW IT WORKS<\/p>\n      <h2 class=\"reveal\">How does a GIS work? The territory, in layers<\/h2>\n      <div class=\"two-col reveal\">\n        <div>\n          <p>The core idea of GIS is the <strong>layer<\/strong>: each type of information \u2014 parcels, roads, water networks, traffic, population \u2014 is stored as an independent layer, all georeferenced over the same territory. Overlaying them answers questions no single layer can answer on its own: which parcels sit within 300 metres of a future tram line, or which network sections coincide with the areas of highest demand.<\/p>\n          <p>In practice, a GIS project follows five stages:<\/p>\n          <ol class=\"steps\">\n            <li><strong>Define the problem<\/strong> and design the roadmap: what question must be answered and what data is needed.<\/li>\n            <li><strong>Capture and integrate the data<\/strong>: fieldwork, existing sources, third-party data.<\/li>\n            <li><strong>Structure the geographic database<\/strong>: georeference, model, control quality.<\/li>\n            <li><strong>Analyse<\/strong>: overlay layers, compute, detect patterns and draw conclusions.<\/li>\n            <li><strong>Publish the result<\/strong>: maps, web viewers, dashboards or services consumed by other systems.<\/li>\n          <\/ol>\n        <\/div>\n        <div class=\"side-visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.geograma.com\/wp-content\/uploads\/geograma-html\/what-is-gis\/assets\/vector-raster.svg\" alt=\"Comparison of the two GIS data models: vector format with points, lines and polygons, and raster format with cells holding values\">\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ DATA ============ -->\n  <section class=\"section section-alt\" id=\"data\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">THE DATA<\/p>\n      <h2 class=\"reveal\">Where does GIS data come from?<\/h2>\n      <p class=\"section-intro reveal\">Geographic information is represented in two models \u2014 <strong>vector<\/strong> (points, lines and polygons with attributes) and <strong>raster<\/strong> (grids of cells holding a value, like a satellite image) \u2014 and is captured through increasingly diverse channels:<\/p>\n      <div class=\"cards cards-3 reveal\">\n        <article class=\"card\">\n          <h3>Field capture<\/h3>\n          <p>Classic surveying and GNSS, <strong>Mobile Mapping<\/strong> (vehicles equipped with cameras and sensors that survey streets and roads with precision) and <strong>LiDAR<\/strong>, which generates 3D point clouds of the territory.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Sensors and imagery<\/h3>\n          <p>Aerial and satellite imagery, drones, and smart-city IoT sensors: cameras, loops and environmental stations continuously feeding the GIS.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Third-party data<\/h3>\n          <p>Official mapping and cadastre, digital maps and location APIs, and connected-vehicle data (<em>Floating Car Data<\/em>) from providers such as TomTom or HERE, which Geograma integrates into traffic and mobility projects.<\/p>\n        <\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ ANALYSIS ============ -->\n  <section class=\"section\" id=\"analysis\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">SPATIAL ANALYSIS<\/p>\n      <h2 class=\"reveal\">What can you do with a GIS?<\/h2>\n      <div class=\"chip-grid reveal\">\n        <div class=\"chip\"><strong>Spatial queries<\/strong><span>What is at this coordinate? Which assets are in this district?<\/span><\/div>\n        <div class=\"chip\"><strong>Geocoding<\/strong><span>Turning postal addresses into coordinates, and vice versa.<\/span><\/div>\n        <div class=\"chip\"><strong>Network analysis<\/strong><span>Optimal routes, isochrones, accessibility, last-mile logistics.<\/span><\/div>\n        <div class=\"chip\"><strong>Buffer zones<\/strong><span>What lies within X metres of a road, network or facility.<\/span><\/div>\n        <div class=\"chip\"><strong>Layer overlay<\/strong><span>Combining thematic information to detect conflicts or opportunities.<\/span><\/div>\n        <div class=\"chip\"><strong>Temporal analysis<\/strong><span>Comparing states of the territory and measuring change.<\/span><\/div>\n        <div class=\"chip\"><strong>3D and digital twins<\/strong><span>Three-dimensional models of cities and infrastructure built from LiDAR.<\/span><\/div>\n        <div class=\"chip\"><strong>Dashboards<\/strong><span>Georeferenced indicators for monitoring and decision-making.<\/span><\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ APPLICATIONS (dark) ============ -->\n  <section class=\"section section-dark\" id=\"applications\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">APPLICATIONS<\/p>\n      <h2 class=\"reveal\">What is GIS used for? Applications by sector<\/h2>\n      <div class=\"cards cards-4 reveal\">\n        <article class=\"card card-dark\">\n          <h3>Infrastructure, public space and mobility<\/h3>\n          <p>Traffic studies with real connected-vehicle data, inventory and maintenance of road and public-space assets, urban and interurban mobility.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Smart cities and urban planning<\/h3>\n          <p>Citizen map viewers, planning, urban growth analysis, management of municipal services: inventories, corrective and preventive maintenance, across the territory they manage. Indicator tracking for compliance with local action plans and the 2030 Agenda.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Land management and environment<\/h3>\n          <p>Territorial planning, pollution monitoring, forestry and water-cycle management, natural risk assessment.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Real estate, valuation and fintech<\/h3>\n          <p>Cadastre\u2013registry coordination, graphic validation, boundary surveys, land and property management, valuation and fintech.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Energy<\/h3>\n          <p>Planning, operation and maintenance of energy infrastructure and utility networks; siting of renewable energy.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Architecture, engineering and construction<\/h3>\n          <p>GIS\/BIM integration in projects, the territorial context of construction works, digital twins of buildings and infrastructure.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Industry<\/h3>\n          <p>Industrial digitalisation with indoor mapping and 3D modelling of plants and facilities.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Security, defence and emergencies<\/h3>\n          <p>Decision support in critical contexts: emergency response, roadside assistance, resource planning.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Marketing and advertising (OOH)<\/h3>\n          <p>Geomarketing and out-of-home advertising: geospatial audience analysis to plan and optimise campaigns.<\/p>\n        <\/article>\n        <article class=\"card card-dark\">\n          <h3>Ports, transport, logistics and last mile<\/h3>\n          <p>Location Intelligence to optimise routes and fleets, last-mile distribution and the planning of logistics and port platforms.<\/p>\n        <\/article>\n      <\/div>\n      <p class=\"section-outro reveal\">Explore in detail the <a href=\"https:\/\/www.geograma.com\/en\/sectors\/\">sectors Geograma works in<\/a>.<\/p>\n    <\/div>\n  <\/section>\n\n  <!-- ============ THE PLATFORM ============ -->\n  <section class=\"section section-alt\" id=\"platform\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">THE PLATFORM<\/p>\n      <h2 class=\"reveal\">GeoStreet\u00ae: from the technical GIS to the whole organisation<\/h2>\n      <div class=\"two-col reveal\">\n        <div>\n          <p>A GIS reaches maturity when it stops being a specialists' tool and anyone in the organisation \u2014 or any citizen \u2014 can use it from the browser. For that leap, Geograma implements <strong>GeoStreet\u00ae<\/strong>, its <a href=\"https:\/\/www.geograma.com\/en\/areas-of-knowledge\/supply-of-geodata-and-technological-tools\/no-code-platform-for-publishing-webgis-applications\/\"><em>no-code<\/em> platform for creating and publishing webGIS applications<\/a> without writing a single line of code: import geographic data, connect real-time sources, organise layers and base maps, build custom analyses and dynamic dashboards, and publish HTML5 interfaces accessible from any device.<\/p>\n          <p>GeoStreet\u00ae works with open formats and OGC and INSPIRE standards, without locking your data into proprietary formats. And deployment adapts to each organisation: <strong>on the client's own infrastructure<\/strong> or as a managed service on <a href=\"https:\/\/www.geograma.com\/en\/areas-of-knowledge\/supply-of-geodata-and-technological-tools\/geoservices-map-hosting\/\">GeoServicios\u00ae Cloud<\/a>, Geograma's geographic hosting on public, private or hybrid cloud, with sizing, maintenance, security and performance handled by our team.<\/p>\n        <\/div>\n        <div class=\"browser-mock\">\n          <div class=\"browser-bar\" aria-hidden=\"true\"><span><\/span><span><\/span><span><\/span><\/div>\n          <img decoding=\"async\" src=\"https:\/\/www.geograma.com\/wp-content\/uploads\/geograma-html\/what-is-gis\/assets\/webgis-mock.svg\" alt=\"WebGIS application published with GeoStreet: layer panel and interactive map in the browser\">\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ COMPARISON ============ -->\n  <section class=\"section\" id=\"gis-vs\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">RELATED CONCEPTS<\/p>\n      <h2 class=\"reveal\">GIS vs GPS, remote sensing, BIM and Location Intelligence<\/h2>\n      <div class=\"table-scroll reveal\">\n        <table class=\"compare\">\n          <thead>\n            <tr><th scope=\"col\">Technology<\/th><th scope=\"col\">What it is<\/th><th scope=\"col\">How it relates to GIS<\/th><\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <th scope=\"row\">GPS \/ GNSS<\/th>\n              <td>Satellite positioning system: it tells you <em>where you are<\/em>.<\/td>\n              <td>A data source. The GIS stores, manages and analyses the positions the GPS captures.<\/td>\n            <\/tr>\n            <tr>\n              <th scope=\"row\">Remote sensing<\/th>\n              <td>Observing the territory with remote sensors (satellite, aircraft, drone).<\/td>\n              <td>It produces imagery and raster data that the GIS integrates as information layers.<\/td>\n            <\/tr>\n            <tr>\n              <th scope=\"row\">Digital cartography<\/th>\n              <td>Representing the territory in digital maps.<\/td>\n              <td>One of the products of a GIS; the system adds the database and the analysis.<\/td>\n            <\/tr>\n            <tr>\n              <th scope=\"row\">BIM<\/th>\n              <td>Building Information Modelling, focused on the building or the construction work.<\/td>\n              <td>Complementary: BIM models the asset, GIS its territorial context. They converge in digital twins.<\/td>\n            <\/tr>\n            <tr>\n              <th scope=\"row\">Location Intelligence<\/th>\n              <td>Using location data for business and management decisions.<\/td>\n              <td>The value layer on top of GIS: it turns spatial analysis into indicators for decision-making.<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ REAL CASES ============ -->\n  <section class=\"section section-alt\" id=\"cases\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">REAL CASES<\/p>\n      <h2 class=\"reveal\">GIS in action: Geograma projects<\/h2>\n      <div class=\"cards cards-3 reveal\">\n        <article class=\"card\">\n          <h3>GeoBilbao<\/h3>\n          <p>A municipal web viewer that brings Bilbao's geographic information to its citizens: cartography, planning and urban services available from the browser.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>GeoTraffic \u00b7 Gothenburg<\/h3>\n          <p>Traffic management for the Swedish city using connected-vehicle data (FCD), analysing circulation with real, continuous information.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Toluca\u2013Mexico City Interurban Train<\/h3>\n          <p>Georeferencing of a major railway infrastructure, with precise 3D topographic data for its construction and management.<\/p>\n        <\/article>\n      <\/div>\n      <p class=\"section-outro reveal\">See more projects in <a href=\"https:\/\/www.geograma.com\/en\/success-stories\/\">Geograma's success stories<\/a>.<\/p>\n    <\/div>\n  <\/section>\n\n  <!-- ============ WHO USES ============ -->\n  <section class=\"section\" id=\"who-uses\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">WHO IS IT FOR<\/p>\n      <h2 class=\"reveal\">Who uses GIS?<\/h2>\n      <div class=\"cards cards-4 reveal\">\n        <article class=\"card\">\n          <h3>Public administrations<\/h3>\n          <p>City councils, regional and national governments: urban and territorial planning, environment, cadastre, security and emergencies, citizen services and the monitoring of local action plans and the 2030 Agenda.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Infrastructure and energy managers<\/h3>\n          <p>Roads, railways, ports, utilities and energy companies that need to inventory, maintain and operate their assets across the territory.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Consultancies, engineering and architecture firms<\/h3>\n          <p>Traffic and mobility studies, civil engineering, urban planning and architecture and construction projects that need reliable data, GIS\/BIM integration and tools for their work.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <h3>Private companies<\/h3>\n          <p>Real estate, valuation and fintech; industry; logistics and last mile; marketing and out-of-home (OOH) advertising; retail, banking and insurance: any business where location shapes the decision.<\/p>\n        <\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ WHY GEOGRAMA ============ -->\n  <section class=\"section section-alt\" id=\"geograma\">\n    <div class=\"wrap\">\n      <p class=\"eyebrow reveal\">WHY GEOGRAMA<\/p>\n      <h2 class=\"reveal\">Geographic Intelligence specialists since 1998<\/h2>\n      <div class=\"cards cards-3 reveal\">\n        <article class=\"card\">\n          <span class=\"card-num\">01<\/span>\n          <h3>The full data cycle<\/h3>\n          <p>From field capture \u2014 Mobile Mapping, LiDAR, surveying \u2014 to processing, the database and the final application. No external links in the chain to dilute quality.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">02<\/span>\n          <h3>GIS development and integration<\/h3>\n          <p>We build custom applications and viewers and integrate data and services from providers such as TomTom or HERE. Geograma is a NavPro company, certified under ISO 9001, 27001, 45001 and 14001.<\/p>\n        <\/article>\n        <article class=\"card\">\n          <span class=\"card-num\">03<\/span>\n          <h3>A partner, not a competitor<\/h3>\n          <p>Geograma does not do traffic or mobility consultancy or engineering: consultancies and engineering firms are our clients. We give them the data and the technology to measure, justify and defend every decision.<\/p>\n        <\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ FAQ ============ -->\n  <section class=\"section\" id=\"faq\">\n    <div class=\"wrap wrap-narrow\">\n      <p class=\"eyebrow reveal\">FAQ<\/p>\n      <h2 class=\"reveal\">Frequently asked questions about GIS<\/h2>\n      <div class=\"faq-list reveal\">\n        <details>\n          <summary>Are GIS and SIG the same thing?<\/summary>\n          <p>Yes. GIS is the English acronym (Geographic Information System) and SIG the Spanish one (Sistema de Informaci\u00f3n Geogr\u00e1fica). Professionally and in most tools, GIS is the standard term, but they refer to exactly the same technology.<\/p>\n        <\/details>\n        <details>\n          <summary>What is the difference between GIS and GPS?<\/summary>\n          <p>GPS is a positioning system: it tells you which coordinate you are at. GIS is the information system that stores, manages and analyses those positions together with many other data. GPS is one of the sources that feed a GIS.<\/p>\n        <\/details>\n        <details>\n          <summary>What GIS software is there?<\/summary>\n          <p>The most widespread are ArcGIS (Esri), under commercial licence, and QGIS or gvSIG, which are free and open source. Add to these spatial databases such as PostGIS and WebGIS platforms for publishing maps and viewers on the web. The choice depends on the project; at Geograma we work across these technologies and integrate the one that fits each case best.<\/p>\n        <\/details>\n        <details>\n          <summary>Is QGIS enough for my organisation?<\/summary>\n          <p>To get started, yes: QGIS is a powerful, flexible open-source tool, ideal for desktop use. Its limits appear as you grow: in a monolithic architecture the data lives locally or on a network drive, and it does not support managing information across the intranet or publishing it to citizens. The next level is a client\/server architecture with a spatial database (PostgreSQL + PostGIS); and to reach a non-technical audience, a WebGIS architecture with platforms such as GeoStreet\u00ae. Mature organisations typically combine all three levels.<\/p>\n        <\/details>\n        <details>\n          <summary>Open-source or commercial GIS software?<\/summary>\n          <p>Open source (QGIS, PostGIS, GeoServer\u2026) removes licence costs and offers maximum flexibility and vendor independence, in exchange for a larger development effort and support that depends on the community or on specialised providers. Commercial software brings fast implementation, official support and continuous updates, with licence costs and a degree of vendor dependence. In many projects the best solution is hybrid: commercial software for critical tasks and open source for specific analyses. Geograma works with both approaches and prescribes the one that fits each case best.<\/p>\n        <\/details>\n        <details>\n          <summary>What is Location Intelligence?<\/summary>\n          <p>It is the exploitation of location data to make decisions: combining GIS analysis with business or public-service data to answer where to invest, how to size a service or which scenario to choose. GIS is the technological foundation; Location Intelligence is the value extracted from it.<\/p>\n        <\/details>\n        <details>\n          <summary>What data does a GIS need?<\/summary>\n          <p>It depends on the goal: base mapping, cadastre, asset inventories, LiDAR point clouds, aerial or satellite imagery, sensor data or connected-vehicle traffic data\u2026 What matters is that the data is georeferenced, up to date and quality-controlled. Much of a GIS project's success is decided in data capture and processing.<\/p>\n        <\/details>\n        <details>\n          <summary>Are GIS and BIM compatible?<\/summary>\n          <p>Yes, and increasingly so. BIM models the building or construction work in detail; GIS provides the territorial context: parcel, networks, access, surroundings. Integrating both is the basis of digital twins of cities and infrastructure.<\/p>\n        <\/details>\n        <details>\n          <summary>How does an organisation get started with GIS?<\/summary>\n          <p>By first defining the question it needs to answer and auditing which data it has and which it lacks. From there, the system is designed: data sources, platform, applications and update methodology. A specialised partner like Geograma supports the whole process \u2014 starting, if needed, with a strategic consultancy that sets the roadmap \u2014 from data capture to the final viewer or application.<\/p>\n        <\/details>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ FINAL CTA ============ -->\n  <section class=\"section section-dark cta-final\">\n    <div class=\"wrap wrap-narrow center\">\n      <h2 class=\"reveal\">Shall we talk about your GIS project?<\/h2>\n      <p class=\"reveal\">Tell us which question your organisation needs to answer. 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