PromotionItemSelectionCodeType - Type declaration to be used by other schema. Indicates how the cross-promoted item was selected for association with the referring item. If the seller defined an item-to-item cross-promotion rule and the item was selected because of that rule, then "Manual" is returned. If the seller defined some other rule and the item was selected because of that rule (or the seller defined no rules that could be applied), then "Automatic" is returned.
(out) Manual selection.
(out) Automatic selection.
(out) Reserved for internal or future use.