Style? This is very very simple. It is your authentic voice. (God help you.) It is what you talk like in real life- your expression. It is that simple. You can pretend to be someone else, but your authentic voice will always betray you. So let your authentic voice speak. This is my authentic voice. See? Easy isn't it? It's like talking with a mate or using that telephone voice of yours- it's all you. Use it. It is yours and as peculiar to you as your thumb print. The book you are writing will make you use every facet of your authentic voice (or style) and that's good. Let it happen. Just be you. Educators will probably drone on about other considerations and confuse you. You already have your style. Now write in it and feel nice and cosy and comfortable. Like lying in a nice warm bath- that's how comfortable you should feel- utterly relaxed and confident about being in your own voice and self. Now, write...