Bandwidth Inc is cloud-based communications platform-as-a-service (CPaaS) provider that enables enterprises to create, scale and operate voice or messaging communications services across any mobile application or connected device. Company earns revenue through the sale of communications services offered through Application Programming Interface software solutions to large as well as small and medium-sized business, customers and is generally derived from usage and service fees. Usage revenue includes voice communication (driven by inbound and outbound minutes and toll-free minutes) and messaging communication (driven by the number of messages) that traverse the platform and network. Service fees include the provision and management of phone numbers and emergency services access.