You can use email marketing to increase affiliate commissions by building a targeted email list. You should focus on subscribers interested in your niche. You can create personalized emails promoting high-quality products. You must include affiliate links with clear calls to action. You can share exclusive offers or discounts to encourage purchases. You should promote products with commission rates of 20% or more. You can send follow-up emails to remind subscribers about the offers. You must track open rates and clicks to improve performance. You can boost conversions by offering valuable tips or bonuses in your emails.