HD Inc. produces a variety of products for the computing industry. CD burners are among its most popular products. The company's controller, Katie Jergens, spoke to the company's president at a meeting last week and told her that the company was doing well, but that the financial picture depended on how product costs and net operating income were calculated. The president did not realize that the company had options in regard to calculating these numbers, so she asked Katie to prepare some information and be ready to meet with her to talk more about this issue. In preparing for the meeting, Katie accumulated