Personalised advertising has become an important marketing strategy in the modern business environment, where companies use customer data, preferences, interests, and online behaviour to deliver relevant advertisements to specific target audiences. With the growth of digital platforms, social media, e-commerce websites, and mobile applications, personalised advertising plays a significant role in attracting customers, influencing their purchasing decisions, and improving customer engagement. The main objective of this study is to analyse the effectiveness of personalised advertising among consumers in Coimbatore City. The study aims to examine consumer awareness and attitudes towards personalised advertisements, identify the factors influencing consumer responses, and evaluate the impact of personalised advertising on purchase intentions and buying behaviour. It also seeks to understand consumer perceptions regarding the relevance, usefulness, and privacy concerns associated with personalised advertisements. The study may adopt a descriptive research design, with primary data collected from selected respondents in Coimbatore City through a structured questionnaire. Secondary data may be gathered from journals, books, websites, and other relevant publications. The collected data can be analysed using appropriate statistical tools to interpret consumer opinions and behaviour.

Mrs. T. Merlin Usha, Ram Prakash R, "A Study on The Effectiveness of Personalised on Consumer Behaviour Advertising with Special Reference to Coimbatore City" International Journal of Scientific Research and Engineering Development, V9(5): Page(2231-2239) September - October 2026. ISSN: 2581-7175. www.ijsred.com. Published by Scientific and Academic Research Publishing.