SwimOffice Admin - Email/Print/Calendar

To decline one or many (multi decline) do the following
  1. Events tab
  2. Edit Commitment or Attend/Decline button
  3. Committed Athletes or Undeclared Athletes tab (below screenshot)
  4. Select one or many athletes
  5. Decline Selected
  6. OK

See Also
Seeing who has replied as 'Declined' to an event
Setting up multiple registrations