Good job You've put together a very handy list of gambling sites with exchange functionality and I'm sure many people will find it useful. Avoiding or minimizing fees when using these sites can be a big help, especially when you're talking about smaller amounts that people tend to have in online casinos. It might be helpful to add a column with a very general listing of which games that each one supports as a quick reference tool - e.g. Slots, Dice, Blackjack, Sportsbook, Other. Listing the supported formats may also allow people to skip sites that might be incompatible to them, e.g. Desktop Website, Mobile Website, Phone App, Software