1. A method of operating a security system having at least one user interface, the method comprising: assigning a user identification to each of a plurality of users of the security system; selecting a preferred language for communicating with each user from a plurality of different available languages; associating the user identification of each user with the selected preferred language for that user; detecting a particular user's presence adjacent a user interface of the security system; determining the preferred language associated with the particular user; and communicating with the particular user in the associated preferred language.