ISV Partners - Signing up for the Partner Community If you are an ISV, and don’t already have a Partner Next, fill out the following form using a 3 4 Business Org, make sure to sign up with a brand new unique username. The format should be Salesforce username. Even if you already have a in the style of a username, but doesn’t Salesforce username due to your customer relationship have to be associated to an email with us or via a developer org, avoid using existing address you own. You should, however, credentials during the partner signup process. Click “Get a use your own email in the email field. Salesforce Username.”