31Events is a simple, yet powerful calendaring event management service that allows for the sending of calendaring events directly to your customer’s calendar. It could be used for Webinars, Seminars, Training, etc. If the customer accepts the calendar invite they are automatically signed up for the event. Standards based iCal compliant that works with Exchange calendars, Google Calendars, mobile phones. No more "Click to download to calendar" Send directly to a email account for accept or reject.