Darrell is a self-employed consultant who uses 15% of his home exclusively as an office. Darrell operates completely out of his home office and makes all of his appointments from the office as well as keeping his books and records in the office. Darrell's gross income from his consulting business is $60,000 in the current year. He incurs $6,000 of expenses that are directly related to his business, such as computer and office supplies. Below are expenses that relate to Darrell's residence for the current year:
	Item				Amount
	Real estate taxes				$ 4,000
	Mortgage interest				8,000
	Insurance				1,000
	Depreciation				4,000
	Repairs and utilities				1,000
	Total				$ 18,000 a. Which of the above expenditures (if any) are deductible? Are they for AGI or from AGI deductions? b. How would your answer change if Darrell was an employee of a consulting company and maintained an office at home in order to take work home with him so he did not have to spend so many hours at his consulting company office?