The following Guidelines provide the industry with a set of working principles for the administration of toll free service in the ten-digit 800 Service Management System (SMS/800) database. The Guidelines describe how Resp Orgs should exchange information with each other to promote the efficient use of toll free numbers and to ensure that toll free numbers will be allocated among users on a fair, equitable, and orderly basis. These Guidelines have been accepted by industry participants and Resp Orgs are expected to follow them.