To log in on a day-to-day basis, you will need a username, password, and memorable word.
Visit the URL: https://signin.commercialpay.visa.com/Default?pkn=VISACOMMERCIALPAYONLINE
Enter your username.
Enter your password. If you can't remember your password, click the Forgotten Password link.
Enter the requested characters from your memorable word.
If you have entered the correct details, you will be directed to the Visa Commercial Pay Online Home page.
If you have successfully logged into Visa Commercial Pay Online and your user account has access to other Visa Commercial Pay web portals, you can switch to another portal in a new tab.
Just click on the icon in the top right of the window and select the portal you wish to jump to. You will be automatically authenticated and logged in.