Owners of general travel agencies believe that a diversity of products and services offers a steadier income.Brisk business in one area can offset slow business in another area.

• 普通旅行社的老板认为，为顾客提供多种产品和服务能够获得更加稳定的收入，一个地区生意兴隆能够补偿另一个地区生意萧条的损失。