bust

measure the around the widest part of your chest

for corsets: if you have boobies, I recommend taking 2-4 inches off your bust measurement for extra support and for that true wench look eg. my bust is 34 inches but I wear a 31-32 inch bust corset

upper bust

measure around the chest, above the breast & under the armpits

waist

measure around the smallest part of your torso

neck to waist

measure from the nape of your neck (where a normal round-neck t-shirt would sit), down to your waist

shoulder to shoulder

measure from the tip of one shoulder across the collarbones to the tip of the opposite shoulder

shoulder to waist

measure down from your shoulder, over your bust, to your waist

upper arm

measure around the widest part of your bicep

arm length

measure from the tip of the shoulder down to the wrist

wrist

measure around the widest part of your wrist

thigh

measure around the widest part of your thigh

hips

measure around the widest part of your hips where your hip bone is (not as low down as the bum)

low hip

measure around the fullest part of your bum

inseam

measure from your crotch, down to where you would like your trouser leg to sit

outside leg length

measure from your waist, down to where you would like your trouser leg to sit

front rise

this is the distance from your waist to your crotch at the front of the body

back rise

this is the measurement from your waist to your crotch but this time going over your bum