Best advice?

[slapdash]

What's the most useful single piece of poker advice you've picked up from PL (or elsewhere, if you must)? I'm naturally very bad at paying attention to how other people are playing, and WASP once suggested trying to predict what other players would do before they acted. I find that doing this makes it far easier to pay attention. (He's going to be insufferable now, isn't he? :\)

[AJ]

Re: Best advice? Don't try and make complex plays to people that don't understand them. In essence, know your audience and play to it. That and if you can, make them angry. Once someone is pissed off at you, your 90% of the way to getting their money