ringcentral securely delivers quality voice, fax, text and conferencing for businesses, regardless of size, locations, devices, or budget. easier to manage and more flexible than on-premise phone systems, our cloud communications solution adapts to the unique needs of each business, integrates with other cloud applications, and eliminates phone system hardware. since 2003, we've invested in our own custom cloud computing platform that delivers the reliability your mission-critical business communication demands. we’re not a phone company; we’re a cloud business-solution provider. we've thrown out the old pbx along with its rigid rules and eliminated the complexity and unnecessary expense of managing your business communications the old way. buy, set up, access, and control your entire ringcentral service online, or on a mobile device. under the hood is our state-of-the-art custom architecture, built on and taking full advantage of the inherent flexibility and scalability of the c