not entirely sure if the faq has this information, but i'll just leave it here assuming it'll be helpful to you
tbt/btb = the currency used here on this site. you can use it to trade out for in game bells (igb) and if im not mistaken, the current exchange rate right now is 100tbt/15-20million igb. it can also be used to buy art and clothes/furniture/etc in animal crossing
Thanks guys but just to let you know Enders invited her since she is a big fan of the game but didn't like the forums so she doesn't need help anymore. Thanks