We may share Usage Information about visitors with third party advertising companies, analytics providers and other vendors for the same purposes.</p> <p>While we may use a variety of service providers to perform advertising and analytics services, some of these companies may be members of the Network Advertising Initiative (" NAI") or the Digital Advertising Alliance (" DAA") Self-Regulatory Program for Online Behavioral Advertising. You may want to visit http://www.networkadvertising.org/managing/opt_out.asp, which provides information regarding targeted advertising and the "opt-out" procedures of NAI members.