what is the best way to send very very small messages from 1 mobile to another(without using the internet or sms or any type of IM app)

Question

anonymous · Answer

Pls help somebody http://openstudy.com/study#/updates/51850fe6e4b0bc9e008a3a57

mathslover · Answer

Sorry @jiraya but I don't think that this question is related to computer science anyhow, I don't think this question will suit any group on OpenStudy. Try to search on google.

anonymous · Answer

okay, thanks. Google is of no help. I was hoping someone would give an innovative idea.