You will need to report your income and expenses from your poshmark business on Schedule C Profit or Loss From Business. You can prepare your tax return with a Schedule C using TurboTax Deluxe. To access Schedule C enter schedule c in the find box then select Jump to schedule C in the Top answer box. Follow the prompts to enter your income and expense information. TurboTax will automatically generate a Schedule C based on the information you input.
