The way each casino handles this varies widely, but the general concept is the same – how much did you win or lose on slots, and how much did you win or lose on table games. However, one concrete way where this data becomes available to the player, in a helpful way, is the production of win/loss records.
Most players use a players card whenever they’re on a casino property, and that players card compiles a lot of data that helps the casino’s marketing department develop offers to bring players back into a casino. Casinos are known for providing ups and downs financially.