WALTHAM, MA-While rumors abound about Polaroid's struggle to sell its office park here, Polaroid insists that negotiations are proceeding. The financially struggling company is considering selling some of its other holdings in this state.

BOSTON-The firm's continued focus on its corporate advisory services is demonstrated with its promotion of Marilyn Rubbico to vice president and Ryan Hawley to associate. The two will provide various services to the firm's corporate clients.

BOSTON-In a demonstration of its emphasis on the role technology plays in its company, Boston Properties promotes James J. Whalen, Jr. to senior vice president and chief information officer. Whalen is responsible for all technology initiatives.

NORTH READING, MA-Footwear Acquisition Inc. proposes purchasing Converse for $117.5 million. The locally-based sneaker maker filed for Chapter 11 bankruptcy protection in January and it recently sold its headquarters here for $15.1 million.

BOSTON-The Greater Boston CVB is studying the level of interest in the proposed convention center here. The Bureau insists the study is not a response to a recently released report that questions the need for the center.

BOSTON-A recently released study indicates that this area's hotel market is growing while the national hotel market is on the decline. Lodging Econometrics, which conducted the study, says that Boston will probably experience a softening of occupancy in 2001.

BOSTON-Cathartes Investments looks to sell its 710-unit residential project here in South Boston across from the proposed convention center. The company has just received its approvals for developing the property, which significantly raises the value of the site.

WALTHAM, MA-Boston Properties purchases the development rights for an eight-story building here overlooking Route 128. Nelson Cos,, which formerly controlled the property, took the development of the 200,000-sf building through its permitting process.