00434nam a2200097Ia 450000500170000010000150001724500620003226000090009452002140010358300190031720260716043317.0  aAYRE, Rick  aE-mail systems : can they keep their customers satisfied?  c1992  aRates seven electronic-mail systems, analyzing ease of use, installation, maintenance, and security.  Outlines the highlights and shortcomings of each system from the viewpoint of end users and administrators.  c3/7/00kM2LMGR