High Places promote and sell trekking holidays is many different regions of the world, and takes care to math its clients with the appropriate level of trek according to their fitness levels and experience (see Box 3.1). Although age is not identified as a restricting factor in High Places trek grades, it is apparent from Table 3.1 that although the company’s holidays appeal to people of all ages, the majority of clients fall within the 31-40, 41-50 years age brackets.