In some countries, airlines have stopped giving commissions to travel agencies. Therefore, travel agencies are now forced to charge a percentage premium or a standard flat fee, per sale. However, some companies pay travel agencies a set percentage for selling their product. Major tour companies can afford to do this, because if they were to sell a thousand trips at a cheaper rate, they would still come out better than if they sold a hundred trips at a higher rate. This process benefits both parties. It is also cheaper to offer commissions to travel agents rather than engage in advertising and distribution campaigns without using agents.