BOSTON-Host Marriott Corp. purchases the 1,139-room Boston Marriott Copley Place, located in the Back Bay district of the city for $214 million. The acquisition is part of the company's strategy to buy high quality, large hotels at a discount to replacement cost.

BURLINGTON, MA-Alphatec leases 58,946 sf at 6 New England Executive Park, a 102,102-sf building located within a 10-building office park. The company needs to expand but wants to remain in this area.

BOSTON-Barnes &amp; Noble, Inc. plans to open a 30,000-sf bookstore at 800 Boylston St. at The Shops in the Prudential Center. The store joins 65 other retailers in this building, which is located within the Prudential Center Office Park. <P>

BOSTON-Portland Street Hotel Inc. pulls off a real feat by nailing down financing for its Kimpton hotel project located downtown at 155 Portland St. Corus Bank is providing a $15.2-million construction loan for the 112-room boutique hotel.

BOSTON-The Boston Tenant Coalition, a group comprising representatives from most local advocates and tenant groups, kicks off a campaign to reinstate rent control in the city. The mayor remains noncommittal but developers are getting nervous.

MATTAPOISETT, MA-LogoAthletic sells its 118,125-sf building for $1.7 million to Cape Cod, Massachusetts-based The Bornstein Companies. The broker involved in the deal tells GlobeSt.com that the building is in an area that he believes developers will be targeting soon.

ACTON, MA-Liberty Trust wants a special permit from the town to build a 90-unit subdivision on the 232 acres it owns on Carlisle St. near Route 27. The permit will enable the developer to go to smaller lot sizes than the zoning allows. <P>

FRAMINGHAM, MA-Netezza Corporation relocates and expands its corporate headquarter to 200 Crossing Blvd. The high tech company, which develops business intelligence applications, doubled its office space as it anticipates significant growth by the end of the year.