US Patent 7756935 E-mail based advisor for document repositories

A method is disclosed which monitors a plurality of electronic messages. Two or more electronic messages from the plurality of messages may be identified. Each identified message may contain an attachment. The attachments of the identified messages may be compared to determine a similarity score. The similarity score may be examined to determine if it exceeds a similarity threshold value. If the similarity score exceeds the similarity threshold value, a user may be notified that collaboration may be occurring. The user may also be provided automated support for porting the attachments to a document management system.