The Minimum and/or Maximum charge levied, per Billing Cycle. If these fields are defined, your customer will not be charged less than the minimum fee, or more than the maximum fee, for any given Billing Cycle, regardless of their access level.
To add or remove currencies, click Manage Currencies in the side Actions sidebar, then select a currency you want to add or remove and click Submit.
Enter minimum and maximum values for each currency, as appropriate.
You must have at least one currency chosen to apply minimum and maximum Fees.