Step 1: From the dash of your Big Commerce backend select Account Settings>Users
Step 2: From the Users page click "Create a User Account"
Step 3: Create the Admin User for PSS.
Email: use the following email address: email@example.com
User Role: Select "Store Administrator"
WebDAV: Leave Alone
Final Step: Save and Email your Account Manager
Go to the bottom and hit "Save". Once you hit save the credentials will be sent to the PSS development team and we will have everything we need to set up your integration. Email your Account Manager after you complete this step.