When it comes to DIGITIZING you need to know about difference between custom digitizing and custom punching. I have seen lots of digitizers and they do not even know what is digitizing if it is then what’s punching.
What is custom Digitizing for Embroidery?
    Procedure of adapting artwork into digital data that tells an automated embroidery machine how to budge during the embroidery process is called Embroidery Digitizing or Embroidery Punching.
Difference between custom Embroidery Digitizing and custom Embroidery Punching?
    The phrase Embroidery Punching in fact dates back to the age of traditional embroidery machines. The codes or commands telling the machine frame how to move was amassed on a tape punched with holes. This is how the term embroidery punching came into organism. But these days computerized embroidery machines have replaced the traditional machines and are run by the code stored in digital file formats.