What should I do?

Never heard of such a thing. I would consult with a lawyer before going off and filing a motion that may cause unintended consequences.

Would i be able to win against this person in court and what do you think their punishment would be?

You might but a lawyer is not likely going to be the answer bc you would spend more money in the lawyer than what your IPad is worth.

Chriminal mischief over $1,000 ($15,000) 18 years old, first time offense (probable cause)

The first thing you need to do is find a lawyer. Avvo is a great resource. For instance you can contact David Dohner who might be able to assist...

Miami-Dade County's records show I was arrested three times for petty theft. I was arrested once.

You really need to have a lawyer get it corrected or it will always hound you for the rest of your life. Call David Dohner who may be able to...

Your question is confusing. You face up to five years prison HOWEVER you may actually be looking at probation depending on the facts of the case....

I'm on probation but want to appeal it How do i

While it is difficult to withdraw a plea if your lawyer did not pursue a defense and you made him or her aware of it such as a physical condition...

How do I withdraw my plea

Are my other post. You will need to retain private counsel. A public defender will not withdraw pleas.

My son is charged of robbery with a deadly weapon (knife)

See my other answer. You posted twice.

Write the judge

Writing the judge is not going to do any good. You have to find a lawyer to try and withdraw your plea. I know it is hard to find someone but you...

My son is charged of robbery with a deadly weapon (knife)

Your lawyer will have to move for a downward departure based upon his medical condition but it is possible a judge will not buy it and our him in...