FYI-
Polo/Golf Shirts (left chest)
7" - 9" down from left shoulder seam, centered between placket and side seam, or 4" - 6" to the right of placket.
T-Shirts (left chest, no pocket)
7" - 9" down from left shoulder seam, between center and side seam, or 4" - 6" to the right of center.
T-shirts (left chest, pocket)
Centered above or on pocket.
Button-down shirts (left chest, no pocket)
7" - 9" down from left shoulder seam, centered between placket and side seam, or 4" - 6" to the right of placket.
Button-down shirts (left chest, pocket)
Centered above or on pocket.
Shirt fronts
Consider size of garment and shape of design. Generally, design top should begin 4" - 6" from garment neck, centered between left and right seams. For childrens clothing, center between left and right seams 1 1/2" - 3" below garment neck.
Shirt backs
5" from collar, centered between right and left seams.
Jacket backs
7" - 9" down from shoulder seam, centered between side seams.