If you regularly conduct open source intelligence searches you’ll have undoubtedly searched a mobile phone number and come across Gumtree listings that are no longer available. These ads can be found in the NetWatch Gumtree dataset which includes over 400 million records spanning the last 8 years.
Some might expect there not to be much value within historic classified ads data, but they would be very wrong. The classified ads search is delivering intelligence for our police clients on a daily basis and proving to be an extremely valuable alternative intelligence source. So what can you expect to find?