Getting caught between two reraising players, requiring you to call and call to stay in. If the opponents are secretly signaling each other, it is collusion. A cheater with a strong hand signals a partner to keep reraising, catching others in the whipsaw. The second cheater will eventually fold, so no one notices that his hand was suspiciously weak. Often, rules allow participants to request seeing late folded hands.

Betting and raising aggressively on both sides of a calling player.

To bet and raise aggressively on both sides of a calling player.

To raise before a person in the middle position calls.

To raise a raiser when there is a caller in between. See middle man, in the middle, sandwich, Crossfire, Crooked-Honest System.

To raise before, and after, a caller who gets caught in the middle.