Payments for paid plans are due annually. Your credit card will not be charged automatically. When the time grows near to renew your account, Passpack will begin sending you reminder emails. Follow the instructions in the email, or log into your account and go to Account > Upgrade Your Account > Packages & Pricing to make a new payment.
Notice: This article may contain information for multiple versions of Passpack, be sure and read the section appropriate to your version. How do I know what version I'm using?
Passpack v8 (Preview)