How do I factor in how much of my home was used to run my Home-Based Business?

TurboTax has made the Home Based Business Expenses and calculations pretty easy to follow.  TurboTax will use the square footage of your office space and the square footage of your home along with business use.  To enter your home office expense into TurboTax follow these instructions:

1. While in your Tax Home,
2. Select Search from the top right side of your screen,
3. Enter Home Office,
4. Select Jump to Home Office,
5. Select Edit next to the name of your business,
6. Scroll down until you see Home Office,
7. Select Start,
8. Follow the On-Screen Prompts to complete this section

For more information please see IRS Information on Home Office Deduction

When I type home office into the search field. I'm not seeing a jump to the button. I only see related articles on my questions. Do you have a directory path to this section?

1. Go back to your business.
2. Click Edit next to your business.
3. Then look through your business expenses, scrolling down until you see Home Office. Select Home Office 
4. Click Continue and enter information as requested.