A cart abandonment email is a marketing strategy used by online businesses to re-engage with customers who have added items to their virtual shopping cart but have not completed the purchase. These emails are typically personalized and sent out shortly after the customer has left the website, reminding them of the items in their cart and encouraging them to complete the transaction. The goal of a cart abandonment email is to entice the customer to return to the website and complete the purchase, ultimately increasing sales and reducing the number of abandoned carts. This type of email often includes special offers or discounts to incentivize the customer to complete their purchase.