Quote Originally Posted by Jesta
This is pretty basic, but make sure you inhale correctly. It always helps to take a breath right after your hit to make sure the smoke reaches your lungs. And personally I say don't bother holding it in for more than a couple seconds.
Holding it in for long periods of time gives you one hell of a head rush though. I also read a study by a doctor that said most people don't get the full effect off weed because they never hold it in as long as they can. This could be false but he was a doctor.