A method for electronic information transfer by a sender. The method includes composing an electronic message, typically a calendar and/or task event, on a sender terminal. At least one announcement file is associated with an attribute of the electronic message, the announcement file configured for playing at a recipient terminal upon the recipient terminal receiving the electronic message. The electronic message and the association to the announcement file is sent over a network to a recipient at the recipient terminal. Embodiments include a computer program product for implementing the method.