Invoidea Explains What Is Cross-Selling in Digital Sales Strategies When clients ask, what is cross-selling, Invoidea defines it as a marketing strategy that encourages customers to buy complementary products. For example, suggesting accessories with a purchased gadget. It increases average order value and enhances the customer experience. Invoidea uses this technique in web and app development projects to help businesses boost revenue and build stronger client relationships. Visit; https://invoidea.com/blog/what-is-cross-selling