Computer hardware and software for providing a user interface involving eye tracking and/or eye movement for wearable devices

ORGANIZING A BUYING GROUP OF OPTICIANS, OPTOMETRISTS AND OPHTHALMOLOGISTS; AND BUYING GROUP SERVICES OFFERED TO OPTICIANS, OPTOMETRISTS AND OPHTHALMOLOGISTS INCLUDING GROUP PURCHASING DISCOUNTS, PREFERRED TERMS, RETAIL SUPPORT AND BUSINESS MANAGEMENT CONSULTATION IN THE FIELD OF OPHTHALMIC AND OPTOMETRIC MANAGEMENT