Frequency Option: The frequency of which to charge a penalty on Invoice/Order. For example, if you choose monthly, every month after the days past due count there would be a separate delayed charge line on the Invoice or order. Suppose the ‘Due date’ is set to 21st March and ‘Days past due’ count is set to 15 then the first delayed charge will be applied on 5th of April and on 5th of every month. The frequency options available are as follows: