There is no bullet to dodge, you're just being paranoid for no reason. I've owned a Beretta 9mm since 1985 and I've never feared that someone will try to take it away from me.
In 'nam, the US lost 20 troops a day for 8 years, over 58,000 total. No one can beat those numbers. The war on terror is a crock because terrorists never identify themselves until they blow themselves up or start shooting at a crowd. No way can anyone fight that.
1: i dont
#2: i dunno
# 3: stereo installs range from car to car, most cars are easy, although some newer cars are a pain
#4: well you kind of do. the only difference with some cars is that the factory came with some features(like onStar) that have to be retained. to alleviate this, you need...