- Chess.com, Lichess.org, USFC, and FIDE all use different rating systems. This can be confusing, so I'm attempting to explain the differences. https://support.chess.com/article/210-how-do-ratings-work-on-chess-com 59 comments chess
- Chess.com used to accept Bitcoin payments but, like many other businesses, disabled the option. After some DMs with an admin there, I'm pleased to announce that they now accept Bitcoin Cash! https://support.chess.com/customer/portal/articles/2970203-can-i-pay-with-bitcoin- 62 comments btc
- What are your thoughts on using an opening book or database during online "correspondence chess?" http://support.chess.com/Knowledgebase/Article/View/124/0/cheaters--cheating-what-you-need-to-know 7 comments chess