FORT LAUDERDALE, FL-Edens & Avant has bought the Union Planters Plaza, a retail center located in Fort Lauderdale.

LONDON-Grantland Limited has sold its Grade A office and retail property located at 95 Aldwych in London to Arbel Holdings Limited for GBP 15.9 million.

BLACK HAWK, CO-Riviera Black Hawk Inc.'s owner has agreed to market the casino to Monarch Casino & Resort Inc. for $76 million.

BALTIMORE-Deereco I LLC has sold an office-warehouse building measuring 41,000 square feet at 9474 Deereco Road in Timonium for roughly $4.2 million.

SAN FRANCISCO-Twitter has leased 30,000 square feet in the Convention Plaza property at 201 Third St. for one year.

DALLAS-J.P. Morgan Asset Management, an investment giant based in New York, is in discussions to take control of three of Fort Worth-based Crescent Real Estate Holdings LLC's buildings in Dallas.

LONDON-Segro has agreed to sell a portfolio of six industrial properties in Greater London for GBP 38.2 million to the Industrial Property Investment Fund controlled by Legal & General Property.

BIRMINGHAM, AL-Colonial Properties Trust has purchased three apartment complexes for a total price of $93.5 million and sold six complexes for $105.8 million.