When a customer places items in their cart, but then navigates away from your store without completing their purchase, they are said to have abandoned their shopping cart. Shopping cart abandonment plagues online stores everywhere, and it can be painful to see these uncompleted purchases sitting in your dashboard. Look at that big sale you almost made! But what went wrong? Why do customers abandon their carts, and how can you stop it from happening? This series of lessons will help you understand cart abandonment and its primary causes, and how to prevent it.