Teams are located within My Organisation here.
By default there is an administrators team tag.
To create a new category click on New, enter your Category Name and the tick or cross to create or cancel.
Once the category is created you can start to add a team or teams to this.
Simply type the team name and hit enter.
Continue to add teams by typing and hitting enter in the row.
Once created click on your team name to edit, assign a colour or move to a different category.