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The Client level Configuration hold_packing_till_pos_confirmation can be enabled by the user from UI for activating POS billing workflow. If this configuration is true, then all client sub-orders would store the pack_on_hold flag as true by default. The use case is to restrict the operators from packing orders at SFS until they have completed POS billing on the POS system. Hence, SFS packing would not be allowed until POS billing is done.
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