Re-read the article. She's not really getting paid for the reviews. She's getting the cost of the items refunded. Net $0, and she's even in the hole a bit from companies that ghost her.
> “I’m pretty sure I’m at a 10% loss. But I’m okay with it, because I’ve gotten a whole bunch of new stuff.”
The cheap crap is the payment. She's not making much on reselling them, either:
> Jessica gives away many of the items she reviews, and she has made about $150 by selling products on Facebook Marketplace. She’s donated clothes that don’t fit and handed off the rest to family members or friends.