on-line retail store services featuring oxygen supplies and equipment for managing and treating respiratory conditions, namely, oxygen concentrators, portable oxygen concentrators, nebulizers, masks, ventilators, cannulas, and compressor systems; on-line retail store services featuring continuous positive airway pressure (cpap) machines; on-line retail store services featuring bilevel positive airway pressure (bipap) machines; on-line retail store services featuring masks for use with positive airway pressure machines; management of prescriptions, clinical care and healthcare options for persons suffering from respiratory conditions; procurement, namely, ordering and procuring medical equipment and supplies for the treatment of respiratory conditions