The personal trainers page covers sessions booked on a booking page in Appointments, a new client questionnaire in Forms, each client's sessions and notes in Contacts, a training plan with goals and steps in Client Portal, and monthly clients billed with recurring invoices.
The studios page covers the class timetable as Calendar events on a public calendar with RSVPs up to each class's capacity, private lessons in Appointments, the teachers' rota in Staff Scheduling, waivers signed in E-Signatures, and monthly tiers with posts and practice videos in Supporters.