Customer retention is a vital aspect of ecommerce success. Just Acquisition marketing (finding new customers) is not enough – businesses need to encourage their existing customer base to stay with them and continue doing business. There are a number of strategies that can be employed to achieve this, but email marketing is often one of the most effective. By staying in touch with customers via email and keeping them updated on new products, sales, and special offers, businesses can encourage them to keep coming back. Additionally, providing excellent customer service and creating a positive customer experience is essential for customer retention. If customers are happy with their experience, they are much more likely to stay loyal to a brand. Ultimately, customer retention is key to long-term success in the ecommerce world.