After the Asian Tsunami we knocked up http://www.sendansos.com/ to help travelers register their travel intentions.
A user creates one or more contacts, then enters a travel plan (including a return date). If the user doesn't sign in by the return date the system sends an SMS (or email) SOS message to their contacts.
You might be shocked at the size of the user base!
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After the Asian Tsunami we knocked up http://www.sendansos.com/ to help travelers register their travel intentions. A user creates one or more contacts, then enters a travel plan (including a return date). If the user doesn't sign in by the return date the system sends an SMS (or email) SOS message to their contacts. You might be shocked at the size of the user base!