Besides selling paper (https://pirates.pittsburghbaseball.com/2020/09/28/first-pitch-why-was-dunder-mifflin-scranton-so-successful/) by the ream to local businesses (https://villing.com/articles/analyzing-a-fake-brand/) as depicted (https://www.washingtonpost.com/news/wonk/wp/2013/05/17/the-office-business-lesson-dont-be-anything-like-dunder-mifflin/) in the series, is there a product or product category that could realistically bring in the money (https://www.reddit.com/r/FanTheories/comments/7zcpiz/the_accounting_department_at_dunder_mifflin_is/) needed to sustain their decidedly hideous business model (https://screenrant.com/the-office-dunder-mifflin-terrible-workplace/)? Of course, it goes without saying that you can't change anything but the product they are selling.