The Information We Collect <p>We obtain information about you through the means discussed below when you use our Services. The information we collect and the purposes for which we use it will depend to some extent on the specific Services you use and how you interact with PMC. For example, we collect the information you provide when you enter a sweepstakes or contest, complete a survey, participate in a reader panel, register for a part of our Services, register for a summit or event, make a purchase of goods or services, request a refund, participate in our social networking features, request back issues of our Publications, subscribe to our Publications, subscribe to newsletters, promotional correspondence, or other electronic services, or send us an email or feedback.