What Is B2B Ecommerce Marketing? B2B ecommerce marketing refers to a set of practices and strategies to help B2B ecommerce businesses increase their sales. To be successful in B2B ecommerce, companies apply B2B ecommerce marketing strategies. 8 B2B Ecommerce Marketing StrategiesThe following B2B ecommerce marketing strategies will help you reach new customers and expand your brand’s presence. Email MarketingAs part of your B2B ecommerce strategy, email marketing helps you drive sales and nurture existing customers.