VPBX i.e. Virtual private branch exchange, is an advance business phone system which does not require an equipment to be installed by the customer but provides facilities like follow-me calling, call routing, fax-mail, voicemail and ACD queues delivered over the public telephone system. Virtual PBX also offers host video, voice, and data conferencing. Along with numerous benefits, virtual PBX requires very little training and no hardware resulting into lower startup costs for the business.