> ## Knowledge Base Index
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> Use this file to discover available pages before exploring further.
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# How to Apply and Display Mandatory Fees on the Frontend

The [Fee & Discount Adjuster](https://help.stylishcostcalculator.com/en/article/element-custom-math-1jqqu40/) can be utilized to impose a fixed dollar amount or percentage fee that is applicable to the total cost of the entire calculator.