Nervous pet rat owners (or those who want to get one), if you don't know much about rats but would like your little ratties to be happy and healthy, and stop them from chewing everything, going to the bathroom on you, biting you, and more... then this could be the most important book you'll ever read.Pet rat expert Colin Patterson's complete system will have your ratties trusting you as their close friend, doing neat tricks that impress your friends, and living as long as possible. Even if you're almost never home, you're a total beginner, and you don't have time to read through volumes of time consuming material!