You can change your plan and billing frequency online here: Echelon Members Portal 

1. Log in to the Members Portal
2. Select Membership & Billing
3. Under plan details, select the option you would like to update 
4. Change my plan - provides you with other plans you are ale to change to 
5. Change Plan Billing Frequency - allows you to change how often you are billed (monthly, annually, 2 yearly)
6. Update and save