How soon after purchasing a car do you need to get insurance?

"I'm trying to get work in a restaurantWhat might have a 1998 nissan 240sx or a more costly insurance a 2007 accord?
What stops the insurance company from asking you and supply plus a leg?
"I struck an automobile(Toyota) 1 month beforeHow much homeowner's insurance -do I need?
"Hi peopleSimply how much will insurance expense for these automobiles?
Common Insurance Cost for just two-Door Car?
"And might insurance cost less? If you're able to please present sources