Some of the endpoints defined in the following sections accept an `options` object. -All properties of the `options` object are OPTIONAL when configuring each endpoint, +All properties of the `options` object are OPTIONAL when configuring each instance, as these properties are intended to meet per-deployment needs that might vary. -Thus, any given endpoint configuration MAY prohibit client use of some `options` -properties in order to prevent clients from passing certain data to that endpoint. -Likewise, an endpoint configuration MAY require that clients include some `options` +Thus, any given instance configuration MAY prohibit client use of some `options` +properties in order to prevent clients from passing certain data to that instance. +Likewise, an instance configuration MAY require that clients include some `options` properties.