You can paint rigid skin point set membership in the same way you paint deformer set membership. For more detailed information, see Paint deformer set membership.
You can manipulate the joint lattice flexor’s influence lattice in the same way that you can manipulate the lattice deformer’s influence lattice. You can move, rotate, or scale the lattice, or you can move, rotate, or scale lattice points.
You can manipulate the bone lattice flexor’s influence lattice in the same way that you can manipulate the lattice deformer’s influence lattice. You can move, rotate, or scale the lattice, or you can move, rotate, or scale lattice points.
You can directly manipulate the sculpt flexor’s sculpt sphere in the same way that you can manipulate a sculpt deformer’s sculpt sphere.