The document discusses Ordnance Survey's open data products:
- It provides free, regularly updated geospatial data including maps, roads, rivers, and place names.
- The data can be used to build interactive websites, apps, and visualizations and analyzed with other open datasets.
- A new "street level" vector dataset and upgraded gazetteer products were introduced to enhance location searches and data integration.
- The session demonstrated OS's open data capabilities and allowed working with sample scenarios.