Whenever you are thinking of calling a Bingo, try to have a quick review. Never be in the habit of calling Bingo or half hearted yelling as these can have a tremendous detrimental effect to the others. If your other counterparts find you to often crumble, they may become harsh on you and even complain against you to the manager.
 
Your valiant efforts are always appreciated, but it never entails you to shower your frustration to the others. It has been found that the desperation to win has raised such a deep seated frustration that people have exhibited resilience to their normal custom. Some people are in the habit of expressing their frustration on the caller by roaring, change the caller or unfit caller etc. If you are facing real problems in listening, you can always say with modesty, louder please! Change the caller or such terms are really undesirable and prove your frustration only.
 
Cool down! Never be so much excited that it defies the basic principles of any gaming ambiance. Enjoy Bingo and abide by your destiny.