Sectional interest groups refer to the interest groups that seek to promote the interest of a particular section or a group of society. Trade unions, business associations and professional bodies (lawyers, doctors, teachers etc.) are some examples of sectional interest groups - Part- II 1. They aim to help groups other than their own members for example a group fighting against bonded labour fights not for itself but for those who are suffering under such bondage. 2. Some times these organization represents the common or general interest of the society.  3. They also exert pressure on the government to meet their demands.