Of course you can give free typing lessons. There's nothing in the law that says you can't help somebody out by offering to help them with their typing.
Typing classes can help you gain better typing techniques as well as learning how to quicker and more efficiently.
Typing software is used to help people learn to type properly.
dance mat typing(BBC)bbc.co.uk/schools/typing/
It is very difficult to get used to but it eventually does prove to help with typing.
Try typing in " The Indian Reservation " on Google. That may help you out! :)
math will help you in your future
The future tense is will help.
There are a number of websites with free software that will help one practice typing. These include Type Racer, Typing Web and About One Hand Typing and Keyboarding.
No,
once you get passed the future,which is basically a long training level, you can.
You can find a lot of speed exercises for typing at school. Many schools provide speed typing exercises. Some exercises include games and trials to help practice and help get used to the keyboard.