To add agents in bulk to your TotalBrokerage account, click "Settings" on the sidebar, and then click "Accounts".
Once in the "Accounts" tab, click "Actions" in the top-right corner of the screen, and click "Import Accounts".
Read and check off the disclaimer, and then select which CSV to upload.
Required Columns: First Name, Last Name, and Email 
Select which column header matches with what field and select the office(s) these accounts will belong to. You must do a separate import for each group of accounts you want to add to a specific office.
Click import at the bottom of the page, and it will bring you to the finish page once completed, telling you how many accounts were added.