(c) process and complete transactions, and send you related information, including purchase confirmations and invoices. (d) send transactional messages, including responses to your comments, questions, and requests. provide customer service and support. and send you technical notices, updates, security alerts, and support and administrative messages. (e) send promotional communications, such as providing you with information about products and services, features, surveys, newsletters, offers, promotions, contests, and events. and provide other news or information about us and our partners.