Go to elitefts and westside-barbell.
For this site, look under authors and find Dave Tate. Now read all of his articles, especially the 8 keys 4 part series. Re-read it all many times. Use the search questions function over at elitefts to search archives of questions you have because they most likely have been answered many times before.
Its very important you read until you understand things, and never stop learning.