Restoring Disturbed Balls - Here are some of my thoughts about what happens when a player bumps a ball and the opponent doesn't put it back where it originally was located. The full details about replacing bumped balls are explained in BCAPL rule 1.33.
Pool Etiquette - Here's a copy of Mike Fieldhammer's promotional card. It gives a couple great etiquette tips. Note the picture of the chalk cubes. There are 6 sides to a cube of chalk, but only one right way to put in on the rail!
One-Rail Kick System - This one-rail system is pretty good. Of course, there's a lot of human error in estimating all the points, but with practice it's a very reliable system.
Two-Rail Kick System - This two-rail system is a bit more involved, but it works well. If you take your time estimating the lines, this system will get you out of trouble.