Enable tethering on your iPhone even when your service provider does not allow it. Your phone does not need to be jailbroken, hacked, or unlocked for this to work.
The website used is http://help.benm.at
FOR IMFORMATION PURPOSE ONLY
Your provide probably does have ways to see if you are using tethering without the plan. They might charge you extra or even cancel your service. Unlimited data to your phone DOES NOT INCLUDE to your computer also.