Members notice cleaning in a gym faster than almost anywhere else. They grip the same bars, lie on the same benches and use the same showers as everyone else. A sticky handle, a smell in the change room or a clogged drain is enough to start a complaint, or a quiet cancellation.
Most gym cleaning goes wrong on timing and focus. A general cleaner works through the floor in the same order every night, skips the equipment people actually touch, and leaves the wet areas until last when they're rushing. If your doors open at 5am or members have 24/7 access, there may be no obvious gap between the last session and the first.
For owners and ops managers, that means chasing the cleaner, answering member feedback and doing touch-ups yourself before the morning rush. That shouldn't be part of your job.