While joining an affiliate program is free, promoting a product takes a lot of effort and resources. Theres always a risk that you might not get paid for your efforts, and to avoid such scenarios (and headaches), you should make sure to check for the following things before start promoting any product.

Does it cost money to join affiliate programs?

Since theres no cost to join affiliate programs, you can start making money with an established affiliate product or service without any upfront investment. Affiliate marketing also can generate relatively passive income through commission—the ideal money-making scenario.