- The document discusses link building strategies for startups. - The main tip provided is to not do link building at all until certain criteria are met, such as having unique content and a fast website, in order to avoid wasting resources on links that provide no value. - Once the criteria are met, the document recommends focusing on content marketing and outreach activities to build links over time through valuable contributions, rather than inefficient manual link building tactics. This allows for healthy link growth that scales better.