For example, a company that sells seafood products would not realistically use their newly-acquired inventory first in selling and shipping their products. In other words, the seafood company would never leave their oldest inventory sitting idle since the food could spoil, leading to losses. ...
Many businesses use FIFO, but it’s especially important for companies that sell perishable goods or goods that are subject to declining value. This includes food production companies as well as companies like clothing retailers or technology product retailers whose inventory value depends upon trends....