Measure around the lower part of your neck, placing one finger between tape measure and neck.
Measure from one edge of the shoulder to the other, across back. If you are wearing a shirt that fits well, measure shoulder seam to seam.
Measure around the fullest part of the chest.
Measure around the fullest part of the waist.
Measure around the fullest part of your hips.
Measure around your wrist bone.
Measure with arm at your side, from shoulder edge to the mid-palm of your hand.
Measure from shoulder tip to bottom of armhole to shoulder tip.
Measure around your arm,under the armpit.
Measure from center of back of the neck,down to the bottom of your rear-end.