This research paper studies social media marketing and Meta advertising strategies based on internship experience at GrowwwDigi. The study focuses on content creation, audience engagement, and performance metrics. It highlights the importance of reel-based content, audience targeting, and consistency in digital marketing. The findings show that strong visual content and proper strategy improve engagement and marketing effectiveness. The research is based on both primary and secondary data. Primary data was collected through observations during the internship and responses from a structured questionnaire, while secondary data was gathered from books, websites, and research articles related to digital marketing. The study adopts a descriptive research design and uses simple analytical tools such as percentage analysis and graphical representation to interpret the data. The findings of the study indicate that short-form video content, especially reels, is more effective in attracting user attention and generating engagement compared to static content. Visual quality, creativity, and consistency in posting are identified as key factors influencing content performance. The study also highlights that audience behavior is largely influenced by relevance, trends, and visual appeal. Additionally, basic understanding of Meta advertising shows that targeted advertising and performance measurement play an important role in improving marketing outcomes. Overall, the research concludes that digital marketing is a dynamic and essential tool for business success, and effective use of social media marketing and content strategies can significantly enhance engagement, visibility, and growth.