To file an Income Tax Return is an obligation placed on every citizen of India by the Government. However besides this, there are various reasons, why you should file your Income Tax Return.
When you file Income Tax Return, you create your Financial Record with Tax department. This financial / tax history is positively viewed and favourably used by most agencies with whom you may need to interact, such as when you avail any kind of loan (home, personal, vehicle loan) or when you apply for VISA, etc.