... expand an optometry practice and its earnings capacity Optometrists perform eye exams, prescribe corrective lenses (eyeglasses and contact lenses), and sell corrective lenses One way to expand ... volumes and variable costs over the past two years, and Harlow believes the forecast should be carefully evaluated from a cost-volume-profit viewpoint The preliminary budget information for the ... hardware stores The company's controller, Amy Tait, has just received the sales forecast for the coming year for Easy Go's three products: weeders, hedge clippers, and leaf blowers Easy Go has...