Step 1: Go to www.NASCAR.com
Step 2: Click on Login in 2nd Row Navigation Bar at Top Right
Step 3: Enter existing email and associated password used when registering. Click LOG IN.
Step 4: Click on Scanner in the nav
Step 5: On Scanner launch page, Click on Manage Subscription
Step 6: Click on "Stop Subscription"
Step 7: Select a reason for canceling in the dropdown menu.