This document discusses using email marketing to recapture shopping cart abandonment on ecommerce sites. It notes that 60-75% of online shoppers abandon their carts. By capturing email addresses of abandoners and sending targeted emails with offers, sites can see a 10-30% recovery rate, translating to hundreds of additional orders per month. The document provides best practices for email campaign design, timing, content, and testing different promotional offers and messaging to optimize recovery rates.