Keep Promotion History.
Multistore: This field is store-specific.
Use this field on the Codes tab of Inventory Maintenance to specify whether the system keeps promotion history (periods 1 through 13) for this item.
The system uses this field and the Count Promo Sales field in the order point calculation.
Y = Keep promotion history for this item.
N = Do not keep promotion history for this item.
You can view promotion history in Function ISH (Item Sales History).
This defaults to the Keep Expanded Promo Data? field in Options Configuration (or Function MIC).