Personal grooming, care of equipment and good manners are every bit as important as knowing how to do the job. A technician who does not use personal deodorant may never be invited back into a nice home. Image is important in business. What the prospect or customer thinks of you on first impression will affect present and future business dealings.
As Don Terry, our chemist and one of our school instructors says, "An ounce of image is worth a pound of performance".