Patent ID: 8392513

Claim:
A method, in a data processing system, for processing an electronic mail (email) file, comprising: receiving the email file, the email file specifying a sender identifier of a sender of the email file, a recipient identifier of a recipient of the email file, and common component information for a common component included in the email file, the common component being a component of the email file that is common amongst a plurality of email files sent from the sender; identifying the common component of the email file; determining whether to remove the common component from the email file before forwarding the email file to the recipient based on at least the sender identifier; removing the common component from the email file to thereby generate a modified email file in response to a determination to remove the common component; and forwarding one of the email file or the modified email file to a recipient computer associated with the recipient identifier in response to results of the determination whether to remove the common component, wherein the modified email file is forwarded to the recipient computer in response to a determination that a common component is to be removed from the email file before forward, and the email file is forwarded to the recipient computer in response to a determination that a common component is not to be removed from the email file before forwarding, wherein the common component is a common portion of a body of the email file that is reused amongst email files in the plurality of email files sent from the sender.