You can edit the course information yourself including adding new tees and changing the hole S.I.

You can add new courses from the courses tab.

Tap the login button and you will see a forgot password button.

Check your spam folder, in almost all cases the email will be there.

In your tournament, league or club, tap the gear icon -> 'Players' and then tap cell in the Role column for the player to make them an admin.

You can add the same format multiple times to your tournament and you can choose which tournament rounds each format applies to. So just add the format multiple times and for each time you add it, only enable it for a single round. Then you can create different teams in each format.

You can add the same format multiple times to your tournament. So just add a Strokeplay format twice, once with handicaps enabled and once with handicaps disabled.