Following

To follow someone from within a room:

• Tap on their avatar. 
• Tap the "Follow" button within the profile view.

To follow someone from Search:

• Tap on in the upper right corner of the screen. 
• Enter the person's username or name. 
• Scroll to the People results section. 
• Tap "Follow" to the right of the person's name. 

To follow back someone who's recently followed you:

• Tap in the upper right corner of your device to view any missed activity.
• If someone recently followed you, choose whether you'd like to "Follow Back" or "Ignore."