To change the credit card linked to you BlogVault account:
Step 1: Log into your BlogVault account.
Step 2: Go to Account option in the top right-hand corner of the screen.
Step 3: From the drop-down menu that appears, select Billing & Invoices.
Step 4: It’ll take you to the Account Setting page where should be able to see an option called Change Account. Select that.
Step 5: In the next, page Add a New Card and Save.
Next: How do I change my current billing address?