1. Identify if air transportation must be involved
2. Determine whether the cost of a component is under fixed costs or variable costs
3. Calculate all costs (paying passenger, free-of-charge [FOC], and tour guide) on a per pax basis
4. Calculate free-of-charge (FOC) costs based on inclusive number of meals, entrance fees, and non-land transfers/transportation costs
5. Calculate tour guide costs including board, lodging, and tour guide fees
6. Prorate FOC costs and tour guide costs by number of paying passenger brackets
7. Calculate mark-up or margin by multiplying total cost by desired percentage
8. Calculate government tax by dividing net to tour operator by 0.88 for 12% VAT
9. Calculate travel agent/travel agency's commission by dividing total amount due by 0.9 for 10% commission