BRIEF TRANSMISSIONS

Xpress Information Services plans to launch basic cable data service for consumers at first of year. After struggling with $20/month quote and news package for home PC (MTR, July 1986), Xpress officials now believe that basic service, at no additional charge to customer, is way to go. For many quote vendors wounded trying to reach home market, new service could finally answer cynical question, "Would they even use it if we gave it away?" New service -- to be called "Xchange" -- "serves an