A method, system and apparatus for selecting, displaying, managing, tracking tagging and transferring access to specific content of Internet web pages and other sources, permitting the user or recipient to navigate quickly to a source of a content item in the custom selection, and posting content to web logs. A method and system of assisted content selection provides temporary borders around content items on mouseover; of Dynamic Content Display provides updating of selected content items; of Content Marks allows users to tag specific content items in web pages with a keyword or keywords, store a definition of the content item along with the keyword(s), and then search the stored definitions using search keywords; and a method of Multiple Clip Mode allows users to select specific content items from disparate source web pages and then tag, save, search, retrieve and print the selection.