One thing some people do is try and do too much. This is especially true when people are considering adding on a room, or building a house from scratch. They think they can do everything, when the truth is, for some things you are better off hiring professionals.
Professionals have a certain set of skills, and experience, that most people lack. One area that is very important when you are building is framing. If something is wrong with the framing, something will be wrong with the whole project. If the framing is not done just right, it is possible it won’t pass inspection and you will have to do it again. Instead of facing these “what-ifs,” hire a professional carpentry or house framer and have it done right the first time.
Hiring a professional means you are going to need to oversee them. It will take a little bit of effort to make sure they are on site when they are supposed to be there, and working, and staying on schedule, but this effort is nothing compared to having to redo framing that you thought was done.
Simplify the process: hire a carpentry or house framing installer to deal with all the framing needs.