The document discusses the three main components of good web design: interface design, aesthetic design, and information design. It provides details on each component. Interface design focuses on usability through proper planning, information architecture, sitemaps, wireframes and navigation. Aesthetic design creates trust and professionalism through visually appealing and brand-consistent graphics. Information design ensures content is easily readable and scannable for different types of users. When all three components are properly implemented, it results in a positive user experience that drives traffic and marketing success for a website.