1. A method for file classification information retention comprising: receiving an indication of creation of an attachment to an electronic communication prior to sending of the electronic communication; determining, using at least one computer processor, whether to extract file classification information for the attachment, wherein the determination is based at least in part on whether the file classification information is stored internal or external to the attachment and whether the file classification information will be accessible later; extracting the file classification information prior to sending the electronic communication if the file classification information will not be accessible later; and in the event file the classification information is extracted, storing the extracted file classification information for the attachment in association with the electronic communication.