Scott Berkun at ONLamp.com - How to Decide What Bugs to Fix When, Part 1 and Part 2:

“This two-part essay is a primer on those rules and survival kits, giving you basics to follow. But more importantly, I’ll provide the core ideas needed to make your own rules. The advice is organized into four levels, from scrappy first aid (level 1) to higher-caliber planning (level 4).”