Abstract: An information documenting system that makes use of structured documents and a knowledge tree with links to information and/or to other structured documents such that information from the knowledge tree can be inserted in the structured document as the discretion of the user. Further an information documenting system that makes use of tags in a structured document such that information may be imported from databases or other documents and exported to databases and other structured documents; and makes use of tags such that documents can be formatted to the user's specification(s) and information can be selected for inclusion in or exclusion from a final document.