On January 10, 2019 at 15:38, Fins said...
Be careful educating this builder too much. It just feels like he’s the type that will use you to tell him how to do it then screw you over
If you suspect this, he may already have the project figured out and needs your proposal to knock the price down on the chosen installer. Been there
Meet the homeowner if you can to interview their needs. Get a relationship and decisions made with them if possible. It's harder to send you packing.