Cross-Selling is a sales strategy where you recommend related or complementary products to customers based on what they’re already buying or interested in. In the beauty industry, this might mean suggesting a matching conditioner when someone buys a shampoo, or offering a makeup brush with a foundation. Cross-selling helps increase the average order value, improves the shopping experience, and encourages customers to explore more of your product range. When done well, it feels helpful and personalized—leading to greater customer satisfaction and higher revenue.