By Niamh Kirk How far would you go as a parent to get your child to tidy their room? Constantly asking your children to keep their rooms tidy can be the bane of your life, and no matter how much begging or bribing, you always find yourself picking items up off their floor. Now one dad has been branded “manipulative” for his tactics to get his daughter to keep her room clean which which involved him sending her a letter from “the tooth fairy”. The letter urged the girl to keep her room clean as the fairy admitted she couldn’t visit as the room was too messy. The letter, posted by the dad on Red…