Lighting design plays a key role in retail stores. It can add a remarkable retail atmosphere, affecting buying behaviour and stimulating buying decisions. With new lighting technologies, it is obvious that lighting design can help businesses to achieve their goals by highlighting brand elements and products. In this paper, the process of lighting design for retail stores was explored to reveal its element and factors that affect it. The paper investigated how lighting can maximize benefits for retail stores through research and case studies. Statement of the Problem: The lack of an appropriate design procedure or methodology that responds to the requirements of lighting design for specific purposes and with the extremely wide-ranging environments in retail houses. Objective:  introducing a lighting system that is compatible in every aspect with the varying constituents and functional requirements of retail stores. Results;  A design procedure that constitutes a design strategy and a few design techniques have been introduced and discussed. The strategy describes certain phases and milestones for designers to follow. The strategy also leaves a space for the designer's creativity to take place and encourages mutual cooperative design thinking.