A. Whatever the amount paid for a hostel, lodging,rented house and apartment can be a strong proof over money paid to a relative as 'rent'," you can recover this amount from the builder by dint of delay of delivery possession.
B. File a complaint before the consumer forum under the deficiency in the service to give direction to the builder to complete the construction or claim damages, interest over the principal amount and compensation for the delay of delivery of possession by submitting all material records.
C. Damages can be classified into two broad heads: Indirect losses and direct losses. Direct loss is the money lost due to the delay in getting house possession. Indirect losses cannot be quantified and usually arise out of trauma.
D. Finally, don't agree for Rs.5/- per sq.ft and you can claim whatever got the loss,injury and mental agony from the builder activities.