Get ready to approve the quote and have the owner at your door waiting for the check before you can put down the phone to finance another project that he is on. Then get ready for them not to START until several weeks after the completion date. There will be a lot of different stories about people quitting and firing people which become old after the 3rd or 4th time. Lastly, make sure that you give them the exact amount of money when you pay them as they do feel that they had a right to keep the $92 in change due back despite a signed agreement of a lesser amount. Do as little as they can to get back as far as craftsmanship, especially if your not a big commercial outfit.