The research study attempts to investigate how social networking sites influence the teenagers on their buying behaviour. For the study a quantitative research method was used, and a sample of 50 respondents was selected through purposive sampling method. The primary data was used to fulfill the research objectives and self administrated structured interview schedule were used for the data collection. The research reveals that social networking sites influence among the teenagers in various stages of their buying process. The researcher identified 24 variables representing five dimensions of influence of SNS on buying behavior such as influence on search for purchase, Influence on Buying Decisions, Influence on Evaluating the Product, Influence on Disposing of Product/Service idea & experience and Influence on Impact on future Decisions.
Keywords: Buying Behaviour, Social Networking Sites, Teenagers.