When people travel to a conference to increase their professional knowledge, they are concerned with their own personal development. Their self-esteem is enhanced. People also seek esteem from others. It is said that in tourism ¡°mass follows class¡±. The implication is that there are places that special people go, and some go to be like those special people. To be the first to go to an exotic place, or to go where certain types of people go, offers some excitement and creates an illusion of enviable sophistication among one¡¯s friends.
      A combination of needs and desires has given impetus to one of the largest industries today-the travel industry. Nevertheless, people need more than motivations in order to travel. Two other elements are essential before one will seriously consider planning a trip; they are leisure and discretionary income.
      Leisure can be defined as freedom from the necessity to labor. Two aspects of leisure were and are important in promoting tourism: the time available for leisure, and peoples¡¯ attitude toward leisure. Since World War Two, the amount of leisure time available to an individual has, in general, increased. The workweek has decreased from sixty hours to forty hours per week, and the reduction of the workweek will still continue in most developed countries as well as some developing countries. In most developed countries as well as some developing countries. In addition, changing social conditions have introduced and established leisure time as a way of life, and leisure became a justifiable aspect of the society. The increased time available began to be spent in the pursuit of recreation and pleasurable activities other than work.