Rapid Mobilization: You can type in a message, it's converted to speech and sent to 1 or 1,000,000 telephones in an hour! Great for alerts, notifications, reminder messages to yourself, announcements, invitations, and more. Multi-language. Easy-to-use, automatic call retry for busy signals, leaves a complete message on an answering machine. Complete call logging and reporting. Ability to share groups and contacts with other subscribers.