But... builders do speak different languages. Plumbing, electrical, framing, drywall, painting, flooring, finishing, foundation pouring, hvac, landscaping, ...

But... builders do speak different languages. Plumbing, electrical, framing, drywall, painting, flooring, finishing, foundation pouring, hvac, landscaping, ... these are all very different fields with people that specialize in a narrow subset. And sometimes they do have miscommunications that screw things up because they don't all understand what everyone else needs.