Take a drug test.
If you want to convince your parents to let you take high school classes online, you need to make a list of ideas why they should let you. Including facts about your maturity and ease of taking lessons at home may help convince them to let you take classes online.
Tell Them It's A One Time Experience.
Say that you'll promise to take care of it.
To "convince" Japan to surrender in WWII.
Your parents have to give you up for adoption or your neighbor has to take your parents to court and convince the judge/jury they are bad parents who can't take care of you
Telling them you know how to take care of them
You cant convince your parent's because they have a good IQ your parents not be tricked by anyone.
If your fat or if you think your fat, tell your parents that you have to loose your weight.
Convince them that you will take care of them and do anything for them if they ask
If you mean convince you to get one, you have to be persuasive. Plan out your argument and what positive points you will put out. Let them know you will be responsible and will take care of it well.
by raping them