Of course!

If you are a member of the Free Sample Club, you can upgrade to Premium Membership at any time.  Just login and click the Upgrade link under your name in the top right corner.

If you are a Premium Member who is on the monthly plan you can upgrade to the annual plan and save!  All you have to do is click on the Upgrade link under your name in the top right corner.

If you already have the annual plan, then you have the best deal that we offer - no need to upgrade.