By acting crazy
You can convince someone that karaoke is good by constant exposure and lots of practice.
To convince someone you must sway them.
Come on to them.
you are crazy, you cant get a psp for $30 unless you convince a little boy
Crazy people can be many of things. Crazy people can be someone that is outspoken, loud, someone who does not care and that does not think straight.
If you expalin what an "AIM" is, perhaps someone can help.
To convince someone to see your view on things.
Have sex with them
Someone who is crazy and acts loca!
It sounds crazy but it means someone is crazy in the food biz!
A person who is hard to convince can be called stubborn, or possibly closed minded.
There's no way to convince or make someone answer your calls. It depends on if he wants to answer or not