For confirming the inquiry a down payment of 30% has to be paid.
The remaining rent of 70% has to be paid three weeks 
before arrival. Please note the general rental conditions 

and consider taking out travel cancellation insurance.In case of cancellation up to 6 weeks before arrival date, 
the guest 
is entitled to a refund of 50% of the advance payment.In case of cancellation 6 weeks (42 days) or less 
before the arrival date, the client is not entitled to a refund of the rent already paid.