1. A method for compressing an email message communicated from a server to a client, the method comprising: providing a compression module disposed between the server and the client for compressing at least a portion of the email message; classifying a connection between the server and the client to determine whether the connection corresponds to an email service; breaking the connection between the server and the client to form a first connection between the client and the compression module and a second connection between the compression module and the server in response to a determination that the connection corresponds to the email service; receiving the email message from the server; causing the compression module to compress at least a portion of the email message received from the server; and transmitting the compressed email message to the client.