5. A system comprising: an identification device configured to identify a folder including a plurality of documents selected by a user, from a user's corpus; an analyzing device configured to analyze content of the selected documents; a determining device configured to: determine a plurality of content groups of documents from a plurality of repositories associated with the user based on text of each document, wherein each content group contains documents having similar content as categorized by the text of each document; and determine a target content group, from the plurality of content groups, based on the content of the selected documents, the target content group comprising documents from the plurality of repositories associated with the user; a searching device configured to search the plurality of repositories associated with the user to identify additional content, within the target content group, related to the content of the selected documents; a memory for storing the additional content in the folder; a locating device configured to locate a relevant document based on the additional content related to the content of the selected documents; a presenting device configured to present the relevant document to the user; and wherein the locating device is further configured to: determine a categorization score of each of a plurality of documents of the user's corpus, and select the relevant document from the plurality of documents based on a determination that the categorization score of the document is greater or equal to a predetermined threshold.
9. The system of claim 5 , further comprising: a feedback device configured to provide a feedback mechanism to the user, wherein the feedback mechanism comprises: a requesting device configured to request information from the user regarding the relevance of the relevant document provided to the user, and an updating device configured to update a categorization score associated with the document based on the information from the user.