DETROIT-The automakers will invest in GM's Warren transmission plant as well as Ford's Sterling Heights, MI and Sharonville, OH plants to produce fuel-saving, six-speed front-wheel-drive automatic transmissions.

TROY, MI-Citizens Banking Corp. says it plans to open 10 to 14 branches and two regional centers in Oakland County. Hayman Co. will coordinate development of the bank properties.

FARMINGTON HILLS, MI-Grubb & Ellis brokers handle the deal between previous owner C.A.H. Co. to Tile City, Inc., which immediately moves into the space.

ROYAL OAK, MI-The Farmington Hills-based homebuilder pays $1.4 million after being selected to develop 300-plus condos in the Downtown area. The development will replace a vacant Big Boy restaurant.

LIVONIA, MI-An automotive supplier has taken a state tax credit to help finance a move from Northville to Livonia. Sites in other states are considered until state and city officials come up with $2 million.

AUBURN HILLS, MI-Work begins on a $150-million mixed-use development next to the Great Lakes Crossing mall. A Hilton Hotel and conference center and office buildings are in the plans.

NOVI, MI-With work beginning on the new $18-million, 320,000-sf Novi Expo Center, brokers from Southfield-based Signature Associates get the job of leasing the existing facility, also visible from Interstate 96.

TROY, MI-Two class-A office buildings in this suburb have been added to the leasing portfolio of Hayman Co., which won the assignment from Glendale, CA-based American Realty Advisors.