the buy to let market is supposed to be in a bad state in uk , people having trouble renting and low yields,many of the banks in england wont lend to buy to let landlords as many have gone bust in last year.do a google search on btl /buy to let etc and you'll see,property prices have fallen in many parts of uk in last 12 months etc, do a lot of research and if you buy make sure it's got great location near to colleges etc where you can be more sure of getting rent.