Aadhaar card has become one of the important financial document. To apply for PAN, filing income tax return (ITR) or to receive a subsidy or grant from the government, it is mandatory to submit your 12-digit Aadhaar number. But what if one doesn't have Aadhaar card? Well, now getting Aadhaar is no more hectic job. Individuals can apply for the Aadhaar card by presenting certain documents to UIDAI and can be availed even without the documents.