Ace Von Johnson, CFE was contracted by Kitty Kat, Inc after a customer notified the company that her payments were not reflected in her monthly statement from Kitty Kat. While investigating accounts receivable, Ace noticed a large increase in the past due accounts. What type of scheme might this situation indicate? False sales Unrecorded sales Receivables skimming False refunds A fraudster can conceal skimming by Looping Training Punching Lapping To help detect skimming, businesses should require a full one week vacation each year. True False