Point of Interest files originally designed for use in GPS units, but they can be loaded into a GIS fairly easily. Widely varying quality, and coverage, but includes such things as shop and business locations (eg. all Tesco stores, all McDonald's restaurants) as well as places of worship, speed cameras etc. Registration is required. To download data in a GIS-ready form choose Garmin CSV format on the download page. The CSV file will contain Latitude and Longitude in WGS-84 co-ordinates, as well as descriptions.