The National Land Use Database www.nlud.org.uk a web site that provided a comprehensive, recent and consistent record of Previously Developed Land and Buildings in England for development, whether vacant, derelict or still in productive use (& as it happens a useful tool for scouting derelict land online ) has just been replaced by a group called: 'The Houses and Communities Agency', meaning that the database is no longer available on the net.
As luck would have it, there is backup of the databases! Click HERE TO DOWNLOAD you will find attached five of the databases (in excel fortmat) from the NLUD, covering various parts of England. Please share these databases with other people over the net. we will be posting a video about how to use these databases shortly but the best thng to do is look up the places on Google video get on your bike and go and check out the space