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Requirements: Discuss the importance and necessity of documentation of information system You may relate your answer (but not necessarily limiting) to the following notions: 1- Facilitating studying and assessing the system and its built-in controls by different parties 2- Facilitating future developments 3-Administrative uses and benefits and importance of Business Process Diagram (BPD) 4- Facilitating studying and understanding the system by users and the mutual understanding between accountants and programmers