Please keep things positive. Best advise I believe is to try out different sites. Find what works well for you. If you don't like it, don't go back and try another site. Nothing says you only have to play on 1 site. At one time, I played on about 6 different turn-based game sites.
http://chessmaster.zz.mu a chess site ,brought together in a compact interesting play areas,portals,world championship match ,online database ,you can play with the program Fritz online and compete with players from around the world in chess by correspondence and online ,there is an interesting English-speaking service chess gym where you can significantly increase the level of their training