Owner-led businesses run on a feeling about how the week went. The feeling is often close. The trouble is you can't tell when it isn't.
The numbers that would confirm it or correct it already exist. Enquiries sit in the phone system and the inbox. Quotes live in the job software. Bookings are in the calendar, revenue is in the accounts, reviews are on Google, and a fair bit of it is only in a team member's head. Every figure is there. None of it is in one place, so a straight answer means asking someone to go and add it up.
So you ask. It's a reasonable ask and it still costs you. The person you ask is busy, so it waits. What comes back is a rough version from memory, and memory doesn't scale. By the time a proper report exists, the problem it would have shown you has been running for weeks.
I've seen the cost of this in our own gym. Enquiries used to sit while every coach was on the floor, and nobody could say how many we'd lost. The loss was real. It just wasn't a number anyone could look at. The fix is making those numbers turn up on their own, without anyone being asked.