The document discusses a Partner Business Org provided by Salesforce to partners. It is a Salesforce Enterprise Edition org with 2 free Salesforce licenses that partners can use to manage their business. Partners can use it as their primary CRM to track customers, leads, opportunities, run campaigns, and support customers. They can also use it to manage their AppExchange app, licenses, orders, and connect developer orgs. To obtain a Partner Business Org, partners should log a support case with Salesforce.