This project was done as part of a selection process for a job vacancy. The project is about a usability analysis for the Guest Checkout of a food supplements ecomercee. Due to the lack of user data, Secondary Research was the first choice of research methodology. Sources from design and usability institutions such as Baymard were used for this work. The analysis generated more than 20 points for improvement across 4 screens that make up the payment flow for users without registration