you need to be a nuisiance right back.
get a paper and cut out all the "recieve now, and pay later" ads and fill them all in with his details and low and behold he will have a big problem on is hands, lots of crap that he has to deal with.
Some people like this particularly selfish {bleep} cannot be talked to, you simply need to talk their own language e.g. be a dick right back. And even if it doesnt solve the problem it will make you feel a little better
report him to the TV lisencing, council tax , benefit fraud? IRS? people, the list is endless.