The word "donation" comes from giving, that is to say, give in payment. It is a method to make the payment of a credit, which can be for mortgage, which involves the transfer of the domain or the property voluntarily by the debtor insolventado to the creditor to extinguish the obligation.
It is a very good looking to get out of debt when you are already not there are other paths and finances of the family may not comply with the credits. But this is not very easy to be accepted by the banks, you will need to meet certain requirements, in some occasions, these hinder both the process it will come to a happy end, and must proceed to the creditor, paradoxically, by legal action in pursuit of obtaining payment of his credit with the auction of the property.