Cheap ways of communication between mobiles

Below are some ways that one can save money from their mobile

Calls.

Get a Skype compatible phone and use the Wi-Fi technology or other wireless internet to some one who has a Skype compatible phone, and talk to each other for free.

A very cheap option specially when your are talkin internationally on mobile

Otherwise get Skype or other IP telephony softwares and talk for free.

SMSes

Get GPRS and tell your girl friend or the person you message the most to get GPRS to

logon to msn through http://wap.ebuddy.com
and constantly message each other to save loads of money and 24*7 connectivity