Co-Requisite:COS 111, COS 112, and COS 143. Esthetics Only: COS 134, COS 135, and COS 168. Nail Technician Only: COS 151 and COS 152 This course provides the study and practice of personal development and career building. Emphasis is placed on building and retaining clientele, communication skills, customer service, continuing education, and goal setting. Upon completion, the student will be able to communicate effectively and practice methods for building and retaining clientele.