Both solutions have their pros and cons, but this article can ease the pain a bit.
Always have a good battery charger in your car. Dead batteries happen more often than you imagine, and you can help other people if you take a battery charger along in your vehicle. Before you drive again, figure out how to use it properly.
Battery Charger
Get a reliable battery charger to keep in your car. Learn to locate the points where you should connect the battery charger connects.
If you have to take a vehicle in for repairs, be sure you ask a few questions about the vehicle. Center your questions around the current problems and the precautions that you can take to prevent these problems from recurring. Learning how to prevent certain issues will help you save a lot of money.