The document provides tips for building credibility on a website in order to gain customers' trust. It recommends including honesty, simplicity, and fun. Specifically, it suggests using testimonials, client logos, social media presence, maps, information about the team, videos, blogs, FAQs, case studies, trust marks, terms, returns and shipping policies. The overarching message is that establishing credibility through these techniques will give customers the confidence to engage with the website and purchase products or services.