As a business owner if a client is on the waitlist you can add or remove them into class. From the class check in screen tap on the Orange Icon to either
Note that some actions, such as adding clients from the waitlist, may require the desktop site for full functionality.
Add to class - will manually bump client into class
Cancel reservation - will cancel the reservation for the client
Increase class capacity - will automatically add all waitlisted clients to the class and charge them accordingly.
You can add a client to the waitlist by adding them to a full class.
For paid events, ensure proper pricing configuration by creating a matching pricing option or a 1-credit pack with automated waitlist to allow clients to join.