Yes, to reschedule or cancel a scheduled merit badge, please make sure to do so at least 4 days in advance by one of two ways:
Go to the website: meritbadgecourses.com
Click Login at the top right corner.
Use the email that you used to register to login or create an account.
There you can manage your bookings.
2. Use the app provided at this link: http://wix.to/38CABtM?ref=cl
Download the app and login to manage your bookings.
You will use the email address you used to register for the class to signup.