Enter your linen/laundry expenses in the Other Miscellaneous Expense category.
Type in schedule c in the search box, top right of your screen
Click on the first category Jump to schedule c link
Follow the prompts and online instructions
Arrive at the Your Business page
Scroll down to the Business Expense category
Click start or update next to Other Common Business Expenses category
Arrive at the Let's write off some business expenses page
Scroll down to the Other Miscellaneous Expenses (last) category
Click Start or Update and make your entry