Filing is systematic arrangement and preservation of all correspondence and documents in office for future reference. There are various systems of filing.  A good filing system should possess the following qualities:

i)  Simplicity:- The filing system adopted by an office should be simple to understand and easy to operate.

ii)  Economy:- A filing system should be less expensive. The cost of installation and operation of filing system should be minimum.

iii)  Minimum space:- The filing system should occupy minimum installation and operation. Utilization minimum space in office makes the office space in layout more attractive.

iv)  Accessibility:- The records should be readily available as and when they are Accessible required. If the desired letters or records are not immediately traceable, those causes unnecessary waste of time, loss of energy and create mental tension so filing system must be rapid and effective.

v)  Flexibility:- The filing system should be flexible. It should be changeable according to time and situation. Flexibility provides the facility for expansion and contraction of filing system according to the need of the organization,

vi)  Safety:- The filing system should be able to protect records i.e. letters and documents from fire, water, moisture, dust, rats, insect, and theft.

vii)  Suitability:- The filing system should match to the business organization according to the size of operation and nature of work.

viii)  Others:- It should facilitate cross reference and should be supported by a modern and scientific indexing system.