An implantable device, comprising: at least one port to connect to at least one lead with at least one electrode; stimulation circuitry connected to the at least one port and adapted to provide at least one neural stimulation therapy to at least one neural stimulation target using the at least one electrode; sensing circuitry (313A-C) connected to the at least one port and adapted to provide a sensed signal; and a controller connected to the stimulation circuitry to provide the at least one neural stimulation therapy and to the sensing circuitry, the controller being adapted to operate the device in at least two modes and to switch modes in response to a triggering event wherein the triggering event is an automatic or patient-actuated trigger, the at least two modes including at least two feedback modes; wherein, with respect to the feedback modes, the controller is adapted to switch between at least two feedback modes selected from the group consisting of: a set of sensing site modes, each sensing site mode to provide a sensed signal from a predetermined sensing site to provide the feedback control for the neural stimulation therapy, wherein the controller (1204, 1304) is adapted to switch between at least two sensing site modes to switch sensing sites; and a set of sensed parameter modes, each sensed parameter mode to sense a predetermined parameter or composite parameter, wherein the controller is adapted to switch between at least two sensed parameter modes to switch between parameters, between composite parameters, or between a parameter and a composite parameter. at least one port to connect to at least one lead with at least one electrode; stimulation circuitry connected to the at least one port and adapted to provide at least one neural stimulation therapy to at least one neural stimulation target using the at least one electrode; sensing circuitry (313A-C) connected to the at least one port and adapted to provide a sensed signal; and a controller connected to the stimulation circuitry to provide the at least one neural stimulation therapy and to the sensing circuitry, the controller being adapted to operate the device in at least two modes and to switch modes in response to a triggering event wherein the triggering event is an automatic or patient-actuated trigger, the at least two modes including at least two feedback modes; wherein, with respect to the feedback modes, the controller is adapted to switch between at least two feedback modes selected from the group consisting of: a set of sensing site modes, each sensing site mode to provide a sensed signal from a predetermined sensing site to provide the feedback control for the neural stimulation therapy, wherein the controller (1204, 1304) is adapted to switch between at least two sensing site modes to switch sensing sites; and a set of sensed parameter modes, each sensed parameter mode to sense a predetermined parameter or composite parameter, wherein the controller is adapted to switch between at least two sensed parameter modes to switch between parameters, between composite parameters, or between a parameter and a composite parameter. a set of sensing site modes, each sensing site mode to provide a sensed signal from a predetermined sensing site to provide the feedback control for the neural stimulation therapy, wherein the controller (1204, 1304) is adapted to switch between at least two sensing site modes to switch sensing sites; and a set of sensed parameter modes, each sensed parameter mode to sense a predetermined parameter or composite parameter, wherein the controller is adapted to switch between at least two sensed parameter modes to switch between parameters, between composite parameters, or between a parameter and a composite parameter.