Chest/Bust:
Take measurement up under the arms(1″ below armholes) and around chest
Waist:
Measure from Waist circumference (distance around the waist) at the narrowest point.
Shoulder:
With back of garment facing you, measure straight across from shoulder point to shoulder point at seam line (or natural fold) of shoulder.
Sleeve Length:
Measure from the top of armhole seam, down outside edge/fold to the bottom of the sleeve; Include cuff.
Length:High Point Shoulder (HPS) Back Length:
Measure from the back high point of shoulder seam (or from the natural shoulder fold) straight down to the bottom of garment, keeping the tape measure parallel to center back.