You will enter them in the appropriate categories in the Business Expenses area for your Schedule C.
How to get to that area : While inside the software and working on your return, type Schedule C in the Search at the top of the screen (you may see a magnifying glass there). There will be a popup that says Jump to Schedule C. Select that to get to the general area.
- Business Income and Expenses
- select Edit next to your business (if it is there)
- scroll to Business Expenses
- then, Other Common Business Expenses
Follow through all the areas in the Business section of the TurboTax software and it will provide you with a lot of assistance. You'll notice blue links that have more information and details about the particular sections that will be extremely helpful.
Also, this link may be helpful to you IRS Small Business Help Center .