Job satisfaction is critical for an employee in any organization. Some people are not aware how important job satisfaction is when performing the job. ERG Theory of Motivation was introduced by Clayton Alderfer (Alderfer, 1969). Value-added services could be classified into the three need categories of ERG (Alderfer, 1969). 1- The need for existence, 2- The need for relatedness, 3- The need for growth Maslow's basic needs were developed by Alderfer into existence needs, relatedness needs, and growth needs (Alderfer, 1969). Alderfer proposed the ERG theory based on results of empirical studies to explain the relationship between satisfaction of needs and human desires. His theory was backed by further empirical study (Schneider and Alderfer, 1973). The three needs of Alderfer, existence needs, relatedness needs, and growth needs are explained further. From the Literature review, all these needs will influence the level of job satisfaction. 1- Existence need...