This research proposal aims to examine the impact of digital marketing on the growth of a company, with a focus on Sainsbury. It will explore the concept of digital marketing, analyze its impact on Sainsbury's growth, evaluate different techniques of digital marketing, and recommend strategies for Sainsbury to expand. The research will be conducted using a deductive approach and qualitative methodology, with data collected through surveys. The study timeline includes activities such as developing the proposal, writing the literature review, data collection, analysis, and recommendation.