Availability and availability notes can be set and viewed on either the mobile or web Byga App.
On mobile, click on you player to set availability and availability notes. See video for use of availabiity and optional explanatory notes:
Keep in mind that a selection is required to add a explanatory note.
On the web, first, click on your team to get to the team schedule.
In the team calendar, there is an availability tab. For their own player, a parent can indicate availability (yes or no) for each event that the manager / teamstaff requested availability. Teamstaff though may update availability for any player on the team. See video for example:
Note events where availability has not been requested will not appear in the availability tab.