There are a few ways to find a sale in affiliate marketing. The most common is through a search engine such as Google or Bing. You can also find a sale through a social media platform such as Facebook or Twitter. And finally, you can find a sale through a specific affiliate website. Once you've found a sale, you'll need to promote it to earn a commission. This can be done through a variety of means such as writing a review, creating a video, or posting on social media. If you're looking to start earning a commission through affiliate marketing, be sure to check out our how-to guide.