The evolution of call centers started when internet technology was introduced. Call centers got broad acceptance and continue to grow since companies learned that service is the key to keeping customers, besides it helps facilitate organizations to cut costs in the help desk setting. Teleservices solution providers help global clients achieve high performance. The business incorporates the three features of efficient center: low cost, good service, short holding time. Call centers handle customer issues and transactions related to client inquiries, billing and collection support, technical and product support or inbound sales. Some call centers are engaged in the fields of banking, travel and hospitality. These are handled by personnel of strong interpersonal and good communication skills, computer literate, and proficient in typing hired on a project based, or on a part-time or full-time services. Joining mentors get trainings, learn, and in turn increase their skills related to the job, improving professional value, finding fulfillment.