15. The method of claim 2 , wherein sending the request electronic message comprises: determining to which certain participant in the electronic message conversation the request electronic message is to be sent.
15. The method of claim 2 , wherein sending the request electronic message comprises: determining to which certain participant in the electronic message conversation the request electronic message is to be sent. 16. The method of claim 15 , wherein determining to which certain participant the request electronic message is to be sent comprises: accessing a recipient list electronic message that is part of the electronic message conversation, the recipient list electronic message containing information indicating which one or more participants in the electronic message conversation should receive requests to resend electronic messages; and determining, based upon the information contained in the recipient list electronic message, that the certain participant is the participant to whom the request electronic message is to be sent.