You can update your billing information from within our members hub.
Updating your credit card can be done in just a few steps
First you will need to login to the OptimizePress 3.0 members hub:
https://my.optimizepress.com
From the profile menu (click your name or icon in the top right) and click "Your Plan & Billing"
In the payment information section of the plans & billing page, click "Edit Payment Method"
Enter your new card information