A Horn or craps-11 bet, as it is typically called, is a one-roll wager that on the next roll of the dice their sum will be 2, 3, 11 or 12. If they total anything different (4, 5, 6, 7, 8, 9 or 10), you lose. If 3 or 11 appears, you are paid 15:1.

Bankroll Management Is a Must

1
Firstly, it should be the amount you're willing to lose  never bet your last money.
2
If you've chosen your strategy and determined the portion of the bankroll for each bet, stick to it. ...
3
If you decide to increase your bets  do it slowly and over longer periods.