Maybe stop acting like an entitled little prick. No one owes you anything. You aren't entitled to anything. I, we, are not meant do do anything.
We're all here becuase we love music and enjoy using technology to perform.
Your multitude of simple questions and the way you wrote them led me to believe that you have made absolutely no effort to find the answers for yourself. If that's the case, answering your questions won't get you anywhere.
And, for what it's worth, the blog post I suggested you search for (here, literally the first google result) lays out a simple way to do what I think you were asking about that is extremely effective with a great tutorial video.
I'm sorry if I'm being an asshole, but showing some semblance of effort on your part will proably get a more positive response. And, like I said, no matter how much people help you....if you aren't willing to put in any effort, it won't matter.
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