Bluff in Texas Hold em poker
If you're good at poker, you know how to bluff. If you are not good at poker and you enjoy playing for money...you are an idiot.
With that said, bluffing is actually a brilliant calculation of the odds, the table, and the competition.
A great bluffer has no 'tells'. Bluffing is simply a necessary part of your poker arsenal. And there is no chance you can beat the pros by playing 'tight'.
This tutorial comes from myholdemtips.com, a simply excellent site.