Unfortunately, no one can offer you a guarantee that you will never, at some point in your life, find yourself in a situation where you may be a victim of a crime. But with some few basic steps and planning, you maybe able to reduce you chances of becoming a victim.
Always park in a well-lit area, near other groups of people if possible.
Always lock your car and roll your windows up when leaving the car.
Keep purses and other valuables hidden, do not leave them out in plain sight.
Always carry a cell phone with you.
If someone wants what you have with you, give it to them. Nothing is more valuable than you.