Here is an activity diagram detailing the customer journey within the Datattalion Product Recommendation System. It starts with the user registration and login process, followed by product search and browsing. The decision-making process includes listing products, managing the shopping cart, adding or removing items, and proceeding to purchase requests. This template is an essential tool for visualizing the user interaction with the system, identifying potential areas for improvement, and for developers or product managers to understand and optimize the e-commerce experience.