Editor's note: This article was originally published on February 1, 2008, and has been updated. It was excerpted from our Coin-Operated Laundry start-up guide, available from Entrepreneur Bookstore.

Working at home doing laundry? Yes, you read that right! Most of us really don't enjoy laundry, but we have to do it anyway.

Doing laundry at home is one thing, but visiting a laundromat for the first time is a whole new adventure. If you've never used one before, you should know that it's actually less complicated than it ...