The Wrong Side or WS as its abbreviated is the side that will not be seen by the public. The Right Side or RS is the side that will be warn so that the public can see.
A chevron is an inverted V. So it looks like ^. From what it sounds like, its going to create 12 designs that look like inverted Vs.
OTN: Jeckyl and Hyde Hat, Shetland Shortwrap( )
FO: Lacey Stole, Library Capelet, Dead Fish Hat, Tree Bark Scarf