5. The Buyer and the Seller expressly agree that, in the event that this Contract is terminated by mutual agreement or when the same is deemed void by any authority, or when the Contract is terminated by reason of the Seller's breach or default, any payment made by the Buyer to the benefit of the Seller shall be construed as a loan, whereby the Seller shall be responsible to reimburse the Buyer upon demand. In this regard, the Deposit Holder is herein jointly authorised by the Buyer and the Seller to release the Security Cheque/s held to the Buyer