This is a process we use in embroidery so the needles on the machine knows when to to make a color change it also helps us to determine how many stitches there will be in your design. There is a one time fee for this process but after we keep all file on file so if you need just a single item embroidered we can accommodate you with fast turn around times. If you have had your file digitized in the past the files we can except is either DST or EMB along with sew out list.