Over the past few years, the consumer model has gone through some major changes. In the good old days, you may have opened up your Christmas stocking and expected to find a bunch of physical products. Then as those products went digital, you probably started to receive a bunch of gift cards for online stores instead. This year, we’ve seen another consumer shift, and this time it’s towards subscriptions; from Netflix to Spotify to Pro Tools and even Microsoft Office, everything today seems runs on a subscription model. And while major record labels haven’t been able to crack the subscription code just yet, there are several tools independent artists can use to make the subscription model work for them. Here are three of the best options for musicians who want to earn income not just from one-off sales or gigs, but on a regular, predictable, and ongoing basis.