This project is a dissertation that investigates the significant effects of the Internet of Things (IoT) on the sales performance and organizational culture of Marks & Spencer. It begins with an overview of the topic, background of the company, research aims, objectives, and research questions, followed by a literature review. The research methodology employs an interpretivist philosophy, an inductive approach, and a qualitative research choice using secondary data and an exploratory research design with thematic analysis. The dissertation examines the use of IoT within M&S, its positive and negative impacts, and ways to overcome potential negative effects. It highlights the role of artificial intelligence (AI) in enhancing sales, customer experience, and efficiency. The conclusion summarizes the findings, provides recommendations, and includes a reflection on the research process, along with a list of references.