- Add people from your contacts: swipe down from the main screen -&gt; add friends<p>- Add people by username: celebrities often post their username on other social networks, you can find aggregate lists<p>- Add people by &quot;snapcode&quot;: hold the camera over someone else&#x27;s phone while they display their snapcode, your snapcode is the yellow QR code thing you see when you swipe down from the main screen