3. Real Estate Activity During the Nine Months Ended September 30, 2014

Developments

On February 10, 2014, the Company completed and fully placed in-service The Avant at Reston Town Center development project comprised of 359 apartment units and retail space aggregating approximately 355,000 square feet located in Reston, Virginia.

On April 1, 2014, the Company commenced construction of its 99 Third Avenue development project totaling approximately 17,000 net rentable square feet of retail space located in Waltham, Massachusetts.

On April 3, 2014, the Company commenced construction of its 690 Folsom Street development project totaling approximately 26,000 net rentable square feet of office and retail space located in San Francisco, California.

On April 10, 2014, a consolidated joint venture in which the Company has a 95% interest signed a lease with salesforce.com for 714,000 square feet at the new Salesforce Tower (formerly Transbay Tower), the 1.4 million square foot, 61-story Class A office development project currently under construction at 415 Mission Street in the South Financial District of San Francisco, California. In conjunction with the lease signing, the Company has commenced construction of the building.

On May 20, 2014, the Company commenced construction of its 888 Boylston Street development project totaling approximately 425,000 net rentable square feet of Class A office space located in Boston, Massachusetts.

On May 20, 2014, the Company commenced construction of its 10 CityPoint development project totaling approximately 245,000 net rentable square feet of Class A office space located in Waltham, Massachusetts.

On August 31, 2014, the Company completed and fully placed in-service 250 West 55th Street, a Class A office project with approximately 988,000 net rentable square feet located in New York City.

On September 17, 2014, the Company completed and fully placed in-service 680 Folsom Street, a Class A office project with approximately 525,000 net rentable square feet located in San Francisco, California.

Dispositions

On June 11, 2014, the Company entered into a contract for the sale of its Patriots Park properties located in Reston, Virginia for a sale price of $321.0 million, which exceeds the carrying value at September 30, 2014. Patriots Park consists of three Class A office properties aggregating approximately 706,000 net rentable square feet (See Note 13).

On July 29, 2014, the Company completed the sale of its Mountain View Technology Park properties and Mountain View Research Park Building Sixteen property located in Mountain View, California for an aggregate sale price of approximately $92.1 million. Net cash proceeds totaled approximately $91.2 million, resulting in a gain on sale of real estate totaling approximately $36.4 million. Mountain View Technology Park is a seven-building complex of Office/Technical properties aggregating approximately 135,000 net rentable square feet. Mountain View Research Park Building Sixteen is an Office/Technical property with approximately 63,000 net rentable square feet.

On August 20, 2014, a portion of the land parcel at the Company’s One Reston Overlook property located in Reston, Virginia was taken by eminent domain. Net cash proceeds totaled approximately $2.6 million, resulting in a gain on sale of real estate totaling approximately $1.2 million.

On August 22, 2014, the Company completed the sale of a parcel of land within its Broad Run Business Park property located in Loudoun County, Virginia for a sale price of approximately $9.8 million. Net cash proceeds totaled approximately $9.7 million, resulting in a gain on sale of real estate totaling approximately $4.3 million. The parcel is an approximately 15.5 acre land parcel subject to a ground lease that was scheduled to expire on October 31, 2048 with a tenant that exercised its purchase option under the ground lease.

On September 16, 2014, the Company entered into a binding purchase and sale agreement to sell a 45% interest in each of 601 Lexington Avenue in New York City and Atlantic Wharf Office Building and 100 Federal Street in Boston for an aggregate gross sales price of approximately $1.827 billion in cash, less the partner’s pro rata share of the indebtedness secured by 601 Lexington Avenue, subject to certain prorations and adjustments. In connection with the sale, the Company will form a joint venture for each property with the buyer and provide customary property management and leasing services to the joint ventures. 601 Lexington Avenue is a 1,669,000 square foot Class A office complex located in Midtown Manhattan. The property consists of a 59-story tower as well as a six-story low-rise office and retail building. The property is subject to existing mortgage indebtedness of approximately $712.9 million. The Atlantic Wharf Office Building is a 791,000 square foot Class A office tower located on Boston's Waterfront. 100 Federal Street is a 1,323,000 square foot Class A office tower located in Boston's Financial District. The transaction will not qualify as a sale of real estate for financial reporting purposes as the Company will continue to control the joint ventures and will therefore continue to account for the properties on a consolidated basis in its financial statements (See Note 13).

The Company did not have any dispositions during the three and nine months ended September 30, 2014 that qualified for discontinued operations presentation. The following table summarizes the income from discontinued operations for the three and nine months ended September 30, 2013 related to One Preserve Parkway, 10 & 20 Burlington Mall Road, 1301 New York Avenue, Montvale Center and 303 Almaden Boulevard and the related gain on sale of real estate, gain on forgiveness of debt and impairment loss:



	For the three months ended September 30,			For the nine months ended September 30,
	2013			2013
	(in thousands)
Total revenue	$	4,112		$	17,962
Expenses
Operating	1,495			6,290
Depreciation and amortization	940			3,826
Total expenses	2,435			10,116
Operating income	1,677			7,846
Other expense
Interest expense	—			360
Income from discontinued operations	$	1,677		$	7,486
Noncontrolling interest in income from discontinued operations – common units of the Operating Partnership	(167		)	(752		)
Income from discontinued operations attributable to Boston Properties, Inc.	$	1,510		$	6,734

Gain on sale of real estate from discontinued operations	$	86,448		$	86,448
Gain on forgiveness of debt from discontinued operations	—			20,182
Impairment loss from discontinued operations	—			(3,241		)
Noncontrolling interest in gain on forgiveness of debt and impairment loss from discontinued operations – common units of the Operating Partnership	(8,803		)	(10,698		)
Gain on forgiveness of debt and impairment loss from discontinued operations attributable to Boston Properties, Inc.	$	77,645		$	92,691