    Sentence 1: In proctice, however, retail inventory  management is fraught with chllenges, such as long  and uncertain order-fulfillment Igad times, and errors  in product identification and record keeping.    Sentence 2 By and by, be that as it may, retail stock  administration is full of difficulties, for example, lon  and indeterminate request satisfaction lead times, ani  blunders in item ID ond record keepi         