Blackberry Internet Service (BIS) Vs Blackberry Enterprise Server (BES)

Blackberry is a wide range of mobile devices owned by a Canadian company, ‘Research In Motion’ (RIM). Blackberry’s main targets are people whose internet usage is high. These are generally businessmen, corporate executives, professionals, lawyers, etc. BIS stand for Blackberry Internet Service and it is offered free when you purchase a data plan of any [...]