The best thing you can do before starting to build is research, research, research. There are a couple sticky's at the top of this forum to read (sorry, i'm on my phone, hard to post links) that will get you started in the right direction. Also, members' build logs on here are a valuabke source of info. There are many ways to build vivs, so it's hard to give a step by step article about it. I know that doesn't answer your questions, but a bit of research will