Make the person lose control the higher the tip the stronger and longer the vibrate.
This is fast growing and more people are looking for these chat rooms.
Lastly, using commercial adult chat lines can be extremely expensive.
You can’t take back something once it is sent, and it could be embarrassing next time you see that person face to face, especially if you accidently send it to the wrong person!
Some people can become addicted to these phone lines and run up huge bills.