On March 13, 2012, Plant-Wise Company, a garden retailer, purchased $18,000 of seed, terms 2/10, n/30, from Premium Seed Co. Even though the discount period had expired, Brendan Morton subtracted the discount of $360 when he processed the documents for payment on March 26, 2012.
Discuss whether Brendan Morton behaved in a professional manner by subtracting the discount, even though the discount period had expired.