Use Plate's Fence, Reticle, or Flags to align Plate to the workpiece. Some example alignment techniques follow:
Use the Fence to align Plate parallel to the edge of the workpiece.
Use the Reticle to align Plate with any mark on the workpiece.
Use the Flags and Reticle to align Plate perpendicular to the edge of the workpiece.
Use the Fence and Flags to align Plate with the corner of the workpiece.