One method that has worked for me is following other users that actively buy music on Bandcamp that I like. I get an email digest when they buy new music. That'

One method that has worked for me is following other users that actively buy music on Bandcamp that I like. I get an email digest when they buy new music. That's a strong signal to me: I already know they have similar tastes by seeing what they have purchased in the past, and I can conclude that they really like the music they are willing to spend money on.