To Add Billing to a Newly Created Group:
Please visit: https://secure.backblaze.com/user_signin.htm to sign in to Backblaze. Once signed in, visit the “Group Management” page, and select “Buy” for the Group that you would like to add billing information for:
Once the payment information section appears, select how many licenses you would like to buy, and which plan you would like to use for this Group. If you have any members in the Group already, you will see the number next to “Computers” reflect the amount of members. You will see the total charge at the above the “Buy” button.