The document describes codes and conventions used in double page spreads across different magazines. It analyzes double page spreads from Q Magazine, NME, Billboard, and Rolling Stone magazines. Some key conventions highlighted include using the magazine's house style/brand colors to create consistency, large prominent images of artists, direct address to engage readers, and layout techniques like drop caps and columns to guide the reader. The analysis also discusses how certain visual elements can objectify artists through the male gaze theory.