Different reservation fee rules.
You can create as many rules as you want and set them for products. Decide what rule will be default. Default rule will be used for products without any rule. Also you can disable ability to reserve items without rules.
Different methods for prepayment calculation
For every reservation rule you can choose a way to calculate the fee. Available options:

• Fixed — a fixed amount will be added to order total;
• Percentage of cart total — fee amount is calculated from order total;

Editable fee description
You can change text for rule in admin panel for every language.
PDF integrated
Fee value visible at the invoice and delivery PDF’s.