Follow all the steps according to the indications in each one of them.
For security reasons, there is a limited time to make the reservation until payment is made. If this time is exceeded, the system will return to the initial page having to do the whole process again from the beginning.
The reservation will not be effective until the corresponding advance payment is made. Once done, you will receive a confirmation email with the details of your reservation (check in the spam folder).
To cancel or modify a reservation, you must contact each of the reservation shelters.