If the previous player bets, the next player now has an obligation to at least match that bet if he wishes to remain eligible to win the plot. He matches the previous player's bet exactly. He wagers an amount that exceeds the bet of the previous player. He does not have to match the previous bet but he forfeits all moneys he has put in the pot so far. Once the player acts, action moves to the next player and he has a similar set of options.
All players check.
All players remain elligible to win the pot and the pot is not increase during that betting round. If one or more person calls, all persons who called and the last person to raise remain elligible to win the pot, now increased by all the indivudal stakes placed during that betting round. If one person wagers and all others fold, that person is declared the winner and is given the pot. At the completion of the final betting round, all remaining hands are evaluated against each other on their value. Three cards of one rank, two other cards both of an equal rank different from that of the first three.