A customer has make-up applied to her eyes by Brenda Leiva, a representative of a cosmetics company of Marine Corps Base Camp Lejeune's Marine Corps Exchange Sept. 7. Employees of the cosmetics department give free demonstrations and teach customers makeup techniques. - A customer has make-up applied to her eyes by Brenda Leiva, a representative of a cosmetics company of Marine Corps Base Camp Lejeune's Marine Corps Exchange Sept. 7. Employees of the cosmetics department give free demonstrations and teach customers makeup techniques.