There are two ways to login to a partner account: from the Program Manager screen and from the client summary screen.
Logging in from the Accounts tab
Under the Accounts tab in Program Manager, search for the partner account you wish to log in to and click Login.
Enter your login information and click Login.
Logging in from partner account summary
Click on the company name to access the company summary page.
Select the Login button on the right.
Enter your Username and password. Click Login to access the user account.