This article is the concatenation and update of three previous articles on Personal Knowledge Management (PKM). Pick up the phone, walk down the hall, use IM (if your company allows it), use Skype (if your company allows it), or, as a last resort, send an e-mail to the people who might know what you need to know. This bottom-up approach to KM, directed at the needs of individual employees and their peer-to-peer interactions has come to be called Personal Knowledge Management (PKM). These mechanisms include: Customizable, easy-to-use, context-rich personal workspaces.