Create an Iphone and Android Application
Must be expert in mobile application
with capabilities of sharing, pinging, and integration with fb, twitter, google+ and instagram.
User "#1" creates "X" message.
User "#1" should be able to share only with one friend (User #2).
User #2 can only share with one friend and so on..
each time a user shares, the user name and location is tag in the message - for this maybe use FB API and google map / gps.
All users part of the sharing thread should be able to see current location of message and the list of people that has shared it and the locations it was shared from.
only mobile experts capable of doing this bid.