To search for a Stops user you can either:
In order to expand your search results, you should subscribe to users.
To subscribe to a user:
You can also subscribe to anyone via their Wall.
To view your subscribers:
From this screen, you can easily Subscribe back to anyone who has subscribed to you.
The Wall is your own personal news feed of your stops, collections, cubes. It’s also where you’ll be able to see your subscribers and engagements.
When you look at your own Wall, you’ll see all of your stops, including your Private ones.