General features continue Based on a very restricted set of XPath 1.0 (schema patterns) Patch model: first the single unique target node for the patch is located and then the relevant change is being done. The changed/added content should appear as it is given Child node(s) of the patch-operation elements are equivalent of the (PUT) body of the XCAP request The verbosity of the selector model (i.e. *[2]) is chosen by the client If * with a positional constraint is used, a conditional patch is a necessity |