I find the the "extra" changes can usually be nailed down and put into a new quote. Another advantage of fixed price quotes is that you don't need to worry abo

I find the the "extra" changes can usually be nailed down and put into a new quote. Another advantage of fixed price quotes is that you don't need to worry about "do I charge for fixing bugs", or "do I charge for phone calls/emails/conference calls". All of that is included in the quote, making things simpler and fairer for everyone.