HOW Laws promote personal freedom?

Is it legal for me to sell a gun to someone in another state? Why does the pratice of child labour still exist in our country? Where do you look up laws? What if your parents are divorce and you run away to the other parents house is that illegal? Why is it illegal to sell Excedrin in Canada? Do you need a student visa to go to Orlando? How can a bill or law vetoed by the president still become a law? How much alimony does a court can grant for a non earning spouse? When is a toxicolgy report done? Can you file a civil suit against the teacher? What is the Federal district of the United States? Why is restating the complaint important? Is alluc illegal? What does estate vested back to you mean? What year was the thirteenth amendment passed? How do you get duplicate to lost mobile home title? Can a creditor freeze bank accounts in nc? How is the jury selection in a highly publicized case affected? Can you turn left at a red light from a two way street onto a one way? What is the definition of amend-?