If you are a beginner in the world of firearms usage, this is the first book you need to read. It will give you the basic, or foundational knowledge, you need without a bunch of extraneous information. You will learn the "core" information concerning firearms safety, storage, operation, types, use in self-defense and the legal ramifications of firearm usage. With this information you will be able to make an informed and knowledgeable decision concerning if you want a firearm, and if so, what kind. If you become truly interested in firearms there are a plethora of books that will tell you anything you want to know. But for now, begin with this one and learn what you NEED to know to get started.