The selected service type will provide a default suggestion regarding what parts/elements of the service order that should be invoiced to customer. But this can also be changed manually on the order.
Cost Types
Here you can select from the registered cost types.
Pricing
The quantity to invoice is determined by the pricing of the cost type.
Price List
Here you can select standard price or one of the price lists registered in the Price Lists procedure in the Global Settings module.
Mark-up
Here you can enter a percentage value as a mark-up for the cost type. This percentage will cause a sales price to be calculated.