Lesson 8 of the Funnel Blueprints Course focuses on the Cross Sell Funnel. This lesson teaches how to create a funnel that effectively promotes additional products or services to existing customers. It covers strategies for identifying complementary offerings, designing attractive cross-sell offers, and timing these offers appropriately within the customer journey. The lesson also highlights the importance of segmenting your audience to tailor cross-sell promotions and using automated email sequences to present these offers. By the end of this lesson, students will understand how to increase revenue and enhance customer satisfaction by strategically implementing cross-sell opportunities within their marketing efforts.