Voice over Internet Telephony (VoIP) has proven an effective and reliable technology for small businesses, especially with increased ubiquity and low downtime. Should you consider cloud based business telephone systems? Let’s find out why you should consider it. Hosted at one or more offsite data centers, cloud phone systems can be used with a variety of devices. A business doesn’t need to maintain a Private Branch Exchange or PBX because the data and information are stored in cloud storage systems.