Customer experiences are becoming more personalized. When you have thousands and millions of users, personalization becomes essential.
Not to make the experience pretty but so that your visitors can find what they're looking for. For example, a dog walker will look for an unbreakable leash or a yoga instructor will care about finding a mat with ease of use.
The only way to consistently reach a good level of personalization is to know enough about each customer. Customer knowledge comes from the collection and analysis of customer data.
Data enables you to: