Start with what happens inside the building
A detached garage is often the better lane when the job is mostly about vehicle protection, occasional storage, and a cleaner finished look beside the home.
A shop building usually makes more sense when tools, work benches, equipment, projects, or daily workflow need more room and better clearance.
The slab conversation changes faster than most buyers expect
A simple garage slab and a harder-working shop slab can move in different directions once weight, finish, apron tie-ins, or access needs enter the picture.
That is why it usually helps to mention whether the slab already exists, still needs pricing, or should be bundled into the same quote request.
Appearance still matters on a lot of these projects
Some buyers care mostly about utility. Others want the structure to feel polished from the road or beside the house. Mentioning that early helps narrow the right path without wasting time.