Builder Pattern

https://www.evernote.com/shard/s717/sh/842e151b-c701-4da8-a6de-ecdebd9cf8fc/a1a7e44632be9574672002c08fe92987

The secret to a successful partnership with your contractor and also a successful task is communication. If you don't really feel comfy communicating with this person, it is most likely that issues will arise.