You can only play a tournament if many players are online, so invite friends if you want to play that mode.If no other players are online you will play by yourself against the dealer.You can see how many players are online in the upper right corner of the game.Select your avatar, enter your name, and choose between Casual Play and Tournament by selected the associated buttons on the game’s welcome screen.Play conservatively to ensure you do not bust when it looks like the dealer is likely to. Bid aggressively when the odds are high the dealer will bust and you will not.