Originally Posted by Postmaster

I've used http://www.oddsandbets.com/ and earned about ?2000 on average.
I operated with a partner who worked night shifts, so we could place surebets all day long.
The most important part of surebets, is finding the right group of bookmakers with consistent betting rules. Another problem is that bookmakers sometimes screw you for really nothing. That was also one of the reasons for me to quit.