Check out this #chess game: sunil1968 vs angadsingh1995 - http://www.chess.com/livechess/game?id=1942339527
plz look this game till 11 th move where black is castled and peice are out almost and white is not .
I want some tips on how to open files for my peices so I can take advantage of white non development
cause almost all my games go like where I have developed and can't open files