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To define groups of stores for which reordering has to be triggered together. For example, if all online points of sales are grouped as one store group called "Online", then the style demand will be aggregated across all stores in the "Online" store group.
Cover Days and Target Store Spread
Cover days is are the target inventory cover (in days) which needs to be maintained as at an optimum level. In case the brand wants to extrapolate the demand to reorder for new stores (not present in historical data), they can provide the number of stores in the store spread column for which the demand will be extrapolated in the algorithm
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