Site: nolo.com
... David M. Steingold ... Remember that, as a sole proprietor, the tax-related information for your business is entered on Schedule C ... The information you enter on Schedule C includes the various income and expenses related to your business ... , and Schedule C is also where you indicate whether your business made a profit or had a loss. ... Profit or loss information from Schedule C is then used on Schedule SE, also part of your personal return ... Therefore, when trying to find prior-year information about your business, you should refer to Schedules C ...