Cost is searched more than anything else and answered by almost nobody. A structure with figures attached brings in clients who assumed this was not for them and stops the enquiries that were never funded.
Rooms are how people plan. A small living room, an awkward hallway, a north-facing kitchen: those searches come months before any budget exists and they are read by exactly the person who will later hire somebody.
The question of whether a designer is needed at all is where the decision is made. Answering it honestly, including when a good builder is enough, earns the trust that a portfolio never will.
Commercial work is a different market with different search terms. Restaurants, clinics and offices need compliance, durability and a schedule, and those projects are worth several domestic ones.