・Please consult us about any requests regarding the product before purchasing. We will accommodate them for an additional fee. We do not accept requests via transaction messages after purchase, even for simple matters. Examples: Specifying product ID, changing shipping method or delivery time, specifying packaging method. Purchased used for thesis writing and read once. The pages I read were legible without any issues, but as this is a used item, there may be some dirt or other imperfections. Please consider purchasing with your understanding. Price is firm.