- Flat Fees: A fixed amount charged for a service, regardless of the time or resources involved.
- Hourly Rates: Charges based on the number of hours spent providing a service.
- Percentage Fees: A fee calculated as a percentage of the total cost or value of the service.
- Retainer Fees: A pre-paid fee to secure the services of a professional for a specified period.
- Transaction Fees: Charges applied to each transaction, commonly seen in financial services.
- Subscription Fees: Recurring fees for ongoing services, such as with software or streaming services.