text: Chapter 4
  4-60. A GSR unit remains under the control of the supported maneuver commander or his FFA HQ. The
  GSR support relationship offers the commander the flexibility to meet the requirements of a variety of tactical
  mission tasks.
  GENERAL SUPPORT
  4-61. General support is support which is given to the supported force as a whole and not to any particular
  subdivision thereof (JP 3-09.3). A FA unit assigned a support relationship of GS of a force has all its fires
  under the immediate control of the supported commander or his designated FFA HQ.
  4-62. Among Army support relationships, GS provides the highest degree of centralized control of fires. This
  provides the commander flexibility to facilitate ongoing operations.