...Online bookings: take registrations (make payment required or optional, or donation based)
Passes and memberships: easy peazy, Ubindi tracks everyone's credits.
Student management: keep an organized student list, group students with tags and keep notes on individuals
Waivers: present your policy to first timers (optional)
Emailing: send out relevant & personalized emails to the right people at the right time. No fancy newsletter software!
Insights: understand at a glance how your business is going...see your most loyal students, recent no shows, and get simple revenue and attendance stats