Downloadable computer software for use on mobile phones, smart phones and other mobile devices for use in performing manual and automated check-in, check-out, and new registration at events, meetings and sessions within events, managing check-in and check-out online and offline, collecting attendee signatures, wirelessly printing attendee name badges, collecting credit card payments, allowing attendee self-check in and registration via a kiosk mode, sending SMS alerts, and synchronizing check...