There are so many ways to earn $10. You can start by answering survey website which gives you money by answering survey like Swagbucks, Surveyjunkie, Inboxdollar, etc. Or if you have any specific skillset to sell. You can start selling gigs on Fiverr, it’s free to start.
If you want to get a decent amount of money, you can start by promoting the Clickbank product as an affiliate through free traffic. You can follow guide on my blog how to make money with Clickbank without having website using free traffic 🙂