To get people to join your affiliate program, you need to create an attractive offer and promote it effectively. Start by providing high commissions or incentives to make your program appealing. You should clearly communicate the benefits and potential earnings to potential affiliates. Use your website, email list, and social media to promote the program. Target influencers or bloggers in your niche who already have an engaged audience. Offering affiliate marketing resources such as banners, email templates, or tracking tools will make it easier for affiliates to promote your products. Building trust with your affiliates through transparent communication and support is key to growing your program.