Suggestions to customers for products they may be interested in based on products they’ve already bought or viewed online. For example, if a customer bought the same tank top in 3 colors, there’s a good chance they’ll like the same tank in a new color. Personalized product recommendations, which mathematical calculations called algorithms determine on the back end, are a key feature of websites for cross-selling and upselling.

Building and managing an opt in list for a website
Building and managing an opt in list for a website provides a seller direct access to a wide number of potential customers. Building and managing