. How can I explain my work history to an employer ?I was working as an optician. I retired and I would like to sell prescription eyeglasses for an optometrist practice where I don't need a license. I graduate from and optical school and in the year 2000 and my license expired and there is no way to recover it. I have my graduation diplomas my past past certificates and my work experience for many years but all my employers are gone or closed the stores down and since then I was working for myself selling and buying land but