Rp Tutorials

Hey everyone.

I was just curious if, aside from FOAF/mbox checks, anyone had any tried and true methods for determining if two different accounts are made by the same person.

My game has been spammed by people like this multiple times over the past year and I'd really like to put an end to it, so any tips would be great.

http://www.scribbld.com/customview.cgi?user=kaseya83&styleid=52869

Just screwed up my profile page trying to put a background on it.