OOOOH I GET TO BE FIRST!!! Here is your first official advice and I'm sure many is to come. There are many well-written FAQs that cover the majority of your questions. Trust me, most of the things you will encounter along the way of building your carpc have something written up about them. Just take a look at the FAQS section. Welcome to a great hobby, now try to learn from other's experiences and (in some cases) mistakes, including my own. Now hop to it!!