: This involves modifying your garment pieces (like a bodice) to accommodate a zipper by removing specific widths for teeth and adding facings.
These tutorials provide step-by-step guidance on drafting and preparing fabric pieces specifically for zip installations: How to Pattern Draft | How to Draft a Zip Opening YouTube · Minerva Part05.zip
Could you clarify if you are asking about or federal contract preparation ? : This involves modifying your garment pieces (like