Option A includes the 4 main pieces: A, B, C, D.
 
Option B includes 6 Pieces: the 4 main pieces (A, B, C, D), plus the interfacing pieces for Piece A & D, with Piece D being a half piece with instructions to cut on fold.
 
Option C includes the extra 4 pieces for the card slot back, outer pocket, pocket lining, and card slot pockets.
 
Option D includes the directional template for piece D.
 
Option E includes the 3 piece flap.
 
Package sets: Option B & C  and Option B, C, D, & E.