Chest (NOT BUST!) measurement should be made taking a full breath, under the breasts.
Waist and Hips measurements should be made relaxed.
Width should be measured across the breast at its fullest point(usually, the nipple).
Rise is measured from underneath the breast to midpoint at fullest point(niple).
Strap is measured from the midpoint to the back of the neck.
G-Width is the width of coverage desired for g-string.
Waist, Hip, Skirt length, and G-Width can be omitted for bikini only.
Waist, Hip and G-Width are required for g-strings.
Waist, Hip and Skirt length are required for loincloths.