The big downside is that earnings are very unpredictable. A month or two might go by without any companies looking for feedback on their products from your specific demographic. So don’t count on this to pay your bills; see it as a fun way to make some extra cash on the side.
It is a place where people who are willing to give some feedback on creations and designs do some in exchange for money.

Udemy has the advantage of also being a marketplace. They take a little more commission than Teachable, but they do all the hard work of promoting your course within their marketplace, so you don’t need to spend any time trying to market or sell your course, you can just focus on creating it!
In an unpredictable job market, you don't have to go it alone. As part of our series on gig work and employment, CreditDonkey asked a panel of industry experts for their advice on the best way to find one's purpose within a job.