Abstract: The present invention relates to an apparatus and method of inserting any content, for instance commercial content and other dynamic or static content within the body of the original content and dynamically removing such commercial content based on a predefined action. For example, inserting and removing commercial content within IMAP and POP based email services within an email document, and in Web documents seen through a browser, without hampering the ability of a user to perform functions, such as print, forward etc that require the original document without the inserted commercial content.