HR Services In order to optimize the number, if the focus of the call center is quantity of calls, call centers provide standardized services through fast basic customer experiences which in turn simplify the working process. Jobs with limited expertise needs, poor control and very well-defined systems tend to be narrow and well defined. The management continues to enforce HR control practices in order to ensure workers comply with the rules and procedures defined. In order to increase customer loyalty, Tcg has consistently supplied HR services for the outsourcing industry.