But they won't know whether or not it's well done until after it's been don e and then it's too late. I wouldn't want anyone that's not done DIY to wor k on my property. Then there's who actually pays for it. If you improve the value of the prop erty by doing DIY the landlord is likely to hike the rent up, that's roughl y what happened in stratford, when they tried to move the poor up north bec ause they couldn't pay the higher rents.