Different types of product recommendations can be used based on the context of your email:
1. Cross-Sell Recommendations: Suggest complementary products to what the customer has already purchased. 2. Upsell Recommendations: Offer higher-end versions of products that the customer has shown interest in. 3. Recently Viewed Products: Remind customers of items they have recently checked out. 4. Best Sellers and Trending Items: Highlight popular products to leverage social proof. 5. Personalized Picks: Curate a selection of items based on the customer’s behavior and preferences.