The document discusses the importance of hiring a professional lighting designer for architectural lighting projects, emphasizing its role in enhancing the experience of spaces as well as its economic benefits. It outlines the differences between functional and architectural lighting, the phases of the lighting design process, and highlights the significance of energy efficiency and technological advancements in lighting design. Additionally, it mentions potential cost-saving measures, tax deductions, and the positive impact of sustainable lighting design on employee well-being and productivity.