Sending and Receiving Text Messages with the Ring.io Web Phone
RingLocal Text Messaging
Ring.io Text Message Routing
Does Ring.io offer SMS as a standalone service?
How do I know a text message has been delivered?
Enabling text messaging in the Ring.io Admin Portal
Ring.io Text Message History
Can text message history be deleted?
How many characters can I send in a text message?
How to disable or remove Ring.io Business SMS