This is a very important post to me because I find myself giving this advice all the time and if you don't follow the basic advice here you can cause yourself much heartache down the line - even if your company ultimately becomes uber successful.
I often talk with entrepreneurs who are kicking around their next idea. Sometimes they're working full time at a company or sometimes they've already left their employer and they're bouncing around ideas with friends. These periods of time can leave a founder very vulnerable in the future.
Here are some lessons to avoid common traps.