The safety of your family members and your own personal safety is VITALLY important. Training is essential if your going to be good at being a safe firearm handler. Yes, you are a responsible adult and now your a responsible adult with a permit. (Or working towards getting your permit) How much training have you done?
It is just like anything else practice, practice, practice. Not just practice perfect practice over and over not fumbling confidently, shooting ,stance ,grip and holding. What kind of holster? Where? Side of the car, purse, under your bra, on your thigh, on your ankle at your desk?.
It does not matter your size or gender small of the back can be a disadvantage because the person behind you can see it and get to it before you do. What is most comfortable and safe for you and your family. Perfect practice makes you faster more confident alert keeps you and yours alive. Just a little something for all of us to think about.