Moretti Department Store sells gift cards that expire three years from the date of purchase. During 2019, Moretti sold $50,000 of gift cards, of which $1,500 were redeemed during 2021. At the end of 2021, it is estimated that approximately $800 of the 2019 balance remains unused, and Moretti concludes that it will never be redeemed. Moretti sold another $55,000 of gift cards in 2020, of which $22,000 were redeemed in 2021, and $60,000 of gift cards in 2021, of which $40,000 were redeemed in 2021.