Cart abandonment is a major challenge for online retailers; roughly 70% of shopping carts are abandoned before purchase. That represents enormous potential revenue being left on the table. In fact, studies show that U.S. e-commerce sites lose approximately $18 billion per year due to cart abandonment. Recovering even a fraction of these lost sales is […] The post Email vs. SMS for Cart Abandonment Recovery: Which Converts Better? appeared first on Poptin blog.