Methods, systems, computer program products, and methods of doing business by selectably mixing one or more sound files with a telephone caller's voice message, either as background for that message or embedded within the message. Or, the mixing may occur within a telephone conversation between parties. The disclosed techniques enable alleviating some of the problems that result from distance communication (as contrasted to face-to-face communication). In particular, context information (such as emotional context) can be provided through appropriate use of background sound and/or embedded audio files. The disclosed techniques may also make communication through voice mail exchange more enjoyable and/or increase its productivity.