There are a couple of odd things like how they calculate points on a back to back. If you do play as you say, you will most likely get a bounce back offer on the last night of your cruise. The formula is not transparent but “memoak” gave you a good proxy. For table games you can give your medallion to the dealer and they can get you money on your account. You should try a few - 3card poker is really easy. Standard play says unless you have a Q, 6, 4 or better in your hand you should fold.