I'll never claim to be a great author but I'm not going to publish every piece of writing and put it out there without major editing and proof reading. (andrewhickey.info)
A week after I left my postdoc, I was offered and signed my first major editing contract. (jadeluckclub.com)
Doesn't work if your book needs major editing, but great for proofing and copy edits. (annerallen.com)