RingCentral Office: Read our Full RingCentral Office Review VirtualPBX: Read our Full VirtualPBX Review RingCentral Office or VirtualPBX Flat Rate Plans? In this article we will compare RingCentral Office - which is RingCentral's flagship product line with unlimited minutes and business class phones, to VirtualPBX's newly released VirtualPBX Flat Rate Plans which also offer unlimited minutes and business class VoIP phones. You are not going to notice huge differences between these two services. That is a simple fact. Where you are going to notice the differences will be in things like customer support, their Fair Use Policies, … [Read more...]