Originally posted by: db
First, you need to know something about how houses are built.
Talk to some people who have done this.
You always get several bids, and check references for satisfaction or complaints.
It's not as simple as you might think, and you have to deal with permits, assure compliance w/codes, etc
There are always problems, and you need to know how to solve them when they happen. If it was easy, everyone would be doing it.