Would you not get insurance for flea market?

"Can anybody give me an estimation of what insurance on the Chevy Cavalier could be for an 18-year old lady who lives in Colorado? My little sis is in a tight place cuz my parents aren't helping her with spending money on an automobile or insurance"I'm just got my license and 17. My parents are currently calling their car  insurance  firm to place down me. Do I've to wait for that card to arrive after calling"Howmuch do you buy car insurance if you should be 20