On the desired tournament, click Manage to access the General Info page.
Click Divisions.
Click the division to add teams.
Click Teams.
Click Add Team.
Fill out the form as desired.
When finished, click Save.
Create Teams In Bulk
On the desired tournament, click Manage to access the General Info page.
Click Divisions.
Under the Bulk Add/Edit section, click Teams.
Fill out the form as desired.
When finished, click Save Changes.
You can also import teams from a spreadsheet.