Wherever you see the add to team button, you can add someone to your team.
When you add a person to your team, they will display alphabetically on your team page. You will see two tabs here. One that takes you to the providers you have added to your team, and the other for the people. You will also have a view for recommended people near you.
So, now that you have people on your team, you’ll want to follow their updates! To do this, you can either select ‘view my team activity’ just above your team members, or you can visit the activity feed and filter by All Activity or My Team Activity. This is located just above the most recent update: