Hello, I see that you still have many questions regarding competitive play. For the questions that you usually ask on Wi-Fi SQSA, such as "What nature to reach x" or "How does IV X affect stat Y", you might want to consult to the general SQSA on the Info Hub
http://www.smogon.com/forums/threads/have-a-question-ask-it-here-read-the-first-post.3523420/
http://www.smogon.com/forums/threads/have-a-question-ask-it-here-read-the-first-post.3523420/