On OpenBazaar you can follow other users. It is a friendly way to support them and it is similar to other platforms’ follow feature.

How do I find peers to follow on OpenBazaar?
If you go to openbazaar.com and click one of the featured stores you will see their peerID in the URL bar. An example peerID will look something like this: “QmY1rgTAYwvXALRoKRSrVCsd67JaN2A5S9NZufiupATkm3”.