However, if you disable the use of cookies in your web browser, some features of our Website and other services may be difficult to use or become inoperable.<br> <br> <em> <strong>c. Types of Cookies used by Epsilon on our Sites</strong> </em> <br> <br> <strong>Performance cookies:</strong> These cookies collect information about how visitors use our Sites for web analytics purposes. For instance, we may use cookies to analyze which pages visitors go to most often and if they receive any error messages.