What is the biggest mistake you see people make when hiring an in-person trainer for the first time?
A lot of people walk into private or commercial gym sessions assuming every certified trainer approaches programming the same way, only to end up with cookie-cutter circuits, zero mobility assessments, or immediate burnout.
From your perspective (either as a client who hired one or as a trainer working 1-on-1): what is the single biggest red flag or misconception clients overlook during that initial consultation phase?