also
The protocol consists of a set of new methods and headers for use in HTTP. The added methods include:
PROPFIND — used to retrieve properties, stored as XML, from a resource. It is also overloaded to allow one to retrieve the collection structure (a.k.a. directory hierarchy) of a remote system.
PROPPATCH — used to change and delete multiple properties on a resource in a single atomic act
MKCOL — used to create collections (a.k.a. a directory)
COPY — used to copy a resource from one URI to another
MOVE — used to move a resource from one URI to another
LOCK — used to put a lock on a resource. WebDAV supports both shared and exclusive locks.
UNLOCK — used to remove a lock from a resource