As APIs evolve due to changing software requirements, it becomes necessary to version them so as to not break consumers' usage. This specification defines how API versions are specified for APIs built at RentPath and how requests not conforming to this specification are to be handled.
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this document are to be interpreted as described in IETF RFC 2119.