Once you make an advance payment according to “Rental rule” where is stated “An advance payment equal to 30% of the rental rate is required to make booking and the advance payment will be applied toward the rent. Please make payments via credit cards this web site is accepting or bank transfer. The advance payment is not a security deposit.” you will receive voucher (purchase confirmation) from the agency clearly stated amount payed and amount due. After you pay the BALANCE OF RENT which is due fourteen (14) days before your arrival date, you will receive the full invoice by email.