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PO = Provides authorization to add/edit purchase orders and calculations of requirement. Note: For access to mark order lines/orders for invoice controlled or to use advanced invoice control, 'Invoice control' in the main menu must also be activated on the user.
SPO = Change status on PO. Can set PO to ‘Ordered’ and ‘Confirmed’. Note: State changes in IO flow can be set to use the access parameter here. By unmarking the SIO for the current user, and marking 'Control [Authorization]' on status change, this status change can be disabled for users without SIO.
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