Friday Staffing, a Sixteen-Year-Old, and a Lump Behind the Ear

• The owner: may provide barbering services - active SC license.
• Dana: may not work behind the chair today. Barbering for compensation in South Carolina requires a South Carolina license; an active license from another state is not a right to practice here. She must apply to the Board and be licensed (or otherwise authorized) before she performs services. Letting her cut exposes her and the shop to discipline, and it is not fixed by the owner 'supervising' her.
• The apprentice: may perform services only under the direct supervision of a licensed barber. Walk-in straight-razor shaves taken alone are outside that boundary - and a straight razor is precisely the tool where an unsupervised error becomes an injury. Either the owner is in the room and supervising, or the shaves come off her book.
• The shop license: a current shop license must be displayed or readily available. Pull it out of the drawer and post it. A shop operating without a current license is a separate violation from the individual licensing problem.

Immediate corrections: Dana off the floor until licensed, apprentice's solo shaves cancelled or reassigned, shop license posted, and a check of the shop's sanitation readiness before the next client.

The minor: do not simply proceed. A scalp bleach-and-tone is a chemical service with real risk - patch test roughly 24–48 hours ahead, strand test, and a scalp check for lesions. Before any of that, confirm what South Carolina requires and what the shop's own written policy requires for a minor client, and get the parent or guardian physically present or reachable with documented consent. If you cannot get that today, reschedule. The judgment point is that 'she has an appointment' is not consent.

The lump: do not touch it, do not massage it, and do not 'work it out.' A firm, painless lump present for three weeks is a medical finding, not a client complaint a barber resolves. Barbers are not in the business of diagnosing or treating conditions of the skin or tissue. Say plainly that it is outside what you can work on, recommend she have a physician look at it, note the conversation in the record, and continue with the haircut only if she wants one.

• Below and behind the ear sits the region of the parotid gland and the mastoid, with the great auricular nerve and the spinal accessory nerve (CN XI) running through the posterior triangle. Deep pressure there is both diagnostically meaningless in a barber's hands and anatomically risky - and a persistent lump in that region is exactly the kind of finding that belongs to a physician.
• The anterior triangle of the neck contains the carotid sheath - common carotid artery, internal jugular vein, vagus nerve - plus the trachea and larynx. Pressure over the carotid sinus region can cause a drop in heart rate and blood pressure and fainting; pressure on the trachea is a choking sensation. During a shave or neck work, keep contact light and stay off the midline and the deep lateral neck.
• Along the lower border of the mandible runs the marginal mandibular branch of the facial nerve, superficial and vulnerable. Stretching thin skin there and pressing hard is how a barber produces a numb lip or a bruised jawline.

The principle: the barber's scope is the hair and the surface of the skin. Anatomy tells you where the surface is thin and what lies underneath, and that is what governs how much pressure is appropriate.