Most of the management gurus stated that organizational behaviour helps in securing competitive advantage. Business organizations are facing different problems and issues. For managing the challenges, the organizations have to develop effective organizational behaviour and they also have to introduce productive tools and strategies for effectively managing the organizational behaviour. According to the words of Lee (2019), organizational behaviour is directly related to people and it also connected major issues faced by the people. (Lee et al 2019, p.109). Most of the researchers stated that organizational behaviour helps for predicting, controlling and understanding the people within the organization. This paper, we are analysing the importance of organizational behaviour and we are also analysing how it helps the managers for attaining the competitive advantage.