One-pagers are used in software industry to gain alignment quickly and make decisions.Assume the audience is 2-3x less informed than you believe to surface basic assumptions.Adopt egoless writing approach to celebrate every criticism.The author owns the document and has the authority to determine what it says.Suggest two alternatives to a course of action to make reviewers explore tradeoffs.Find a way to accept nitpicks as long as they do not change the meaning.Include graphs beforehand to make the information easily understandable.One-pagers should be as short as reasonable, eliminating all tangents beyond the scope.Follow a format and answer questions preemptively to make reviewers navigate easily.This article provides non-obvious rules for writing a great one-pager.