Item 2. Properties

We currently have 83 office locations used in operations in the United States and internationally, predominately as sales and/or support offices and for research and development work. Of our total of approximately 1,076,000 square feet of leased facilities used in operations, approximately 421,000 square feet are located in the U.S., including approximately 250,000 square feet at our headquarters facility located in Boston, Massachusetts, and approximately 267,000 square feet are located in India, where a significant amount of our research and development is conducted.