- As per law, such agreement wherein mentioned that on failure by the seller , he will pay double and purchasers amount will be forfeited in case purchaser refused to comply the agreement, having no legal value in the eye of law.
- However, as you have already refunded double the paid amount to the purchaser , then that agreement having become invalid , and further no cancellation agreement needed due to being unregistered.
- Further , you should reply the legal notice send by the purchaser after narrating all the facts with the proof of payment and audio recording.
- Since, you have no documentary proof of payment , then he can file suit against you .