If you see in the 3rd page you will find certain sets of documents, i.e. the agreement copy sale deed copy and cash flow doc which we got from jains at the time of booking the flat. Take a copy of all the above said document submit to Jain's office. Jains will file for the refund on behalf of you. I have already done this. You can too proceed with the same formalities. Thank you...........With RegardsIf you see in the 3rd page you will find certain sets of documents, i.e. the agreement copy sale deed copy and cash flow doc which we got from jains at the time of booking the flat. Take a copy of all the above said document submit to Jain's office. Jains will file for the refund on behalf of you. I have already done this. You can too proceed with the same formalities. Thank you...........With Regards