1. Member States shall have appropriate mechanisms in place to ensure that the claim against the security is enforceable by or on behalf of creditors. Member States shall ensure that creditors keep appropriate records concerning the types of immovable property accepted as a security as well as the related mortgage underwriting policies used.
2. Member States shall take the necessary measures to ensure an appropriate statistical monitoring of the residential property market, including for market surveillance purposes, where appropriate by encouraging the development and use of specific price indexes which may be public or private or both.