• Luke and Julie Janklow have lowered the price of their West 12th Street townhouse for the second time since listing it for $24.975 million in January. The 25-foot-wide manse, which the Janklows purchased from Andre Balazs and ex-wife Katie Ford for $4.5 million in 2004, is now listed with broker Paula del Nunzio for $17.95 million. [Cityfile, BHS]
• Shire Realty CEO Rena Shulsky has put her penthouse at 812 Fifth Avenue on the market. The three-bedroom co-op, which Shulsky purchased two years ago for $9.23 million, is currently listed for $11.75 million. [Cityfile, PDE]
• Investor Enrique Foster Gittes is at it again. Nearly two months after he dropped the price of his townhouse at 12 East 63rd Street for the third time, he has now decided to raise the price by $2.5 million. The 13,000-square-foot mansion is now listed for $23 million. [Cityfile, BHS]
• Designer Domenico Dolce has closed on two penthouse units at the Annabelle Selldorf-designed "Sky Garage" building. Dolce paid a combined $29 million for the two spreads (with a total of 7,500 square feet of living space) at 200 11th Avenue through an entity called Cinquantotto LLC. [Real Deal, NYP]
• Danielle Staub, one of the stars of The Real Housewives of New Jersey, has listed her home in Wayne, NJ for $1.45 million. [Zillow]

• Kimberly Guilfoyle is moving on. The Fox News anchor, who announced in June that she was splitting from her second husband, furniture store heir Eric Villency, has picked up a new apartment. Guilfoyle paid $1.3 million for a three-bedroom co-op at 229 East 79th Street. Guilfoyle's first marriage was to Gavin Newsom, the mayor of San Francisco. [Cityfile]
• Donald Trump Jr. and wife Vanessa have closed on an apartment at The Sovereign on East 58th Street, which they went into contract to purchase earlier this summer. The couple paid $1.125 million for the 1,800-square-foot apartment. [Cityfile]
• Investor Enrique Foster Gittes is cutting another $2 million off the price of his 13,000-square-foot townhouse at 12 East 63rd Street, less than three weeks after dropping the price to $23.5 million. Priced at $28.75 million back in April, the home is currently listed for $21.5 million. [Cityfile, BHS]
• The triplex penthouse in developer David Walentas' Clock Tower Building in Dumbo has hit the market for $25 million, which is more than double the highest price ever paid for a home in Brooklyn. [NYT]

• A sixth-floor apartment at The Dakota, which is owned by an unidentified "Wall Street executive," has been cut for the third time since hitting the market in June 2008 with a $24 million price tag. The four-bedroom co-op is now listed for a mere $12.5 million. [Cityfile, BHS]
• Investment banker (and onetime deputy mayor) Peter J. Solomon is reportedly the buyer in contract to buy the former East Hampton estate of the late actress Mary Howard de Liagre. Solomon is paying "close to" the $22.5 million asking price for the estate, which includes a 3,500-square-foot home, 300 feet of waterfront, and a dock. [NYP, Sotheby's]
• Investor Enrique Foster Gittes has once again cut the price of his 13,000-square-foot mansion at 12 East 63rd Street. The six-floor townhouse, which Gittes bought for $8.8 million in 2005, put on the market for $28.75 million in April, and reduced to $24.95 million last month, is now on the market with Brown Harris Stevens' Paula Del Nunzio for $23.5 million. [Cityfile, BHS]

• It turns out Madonna scored a rather sweet deal on the East 81st Street townhouse she went into contract to purchase in April. The Material Girl paid $32.5 million for the 13-bedroom manse, which is about 28 percent less than the $45 million asking price that the house was listed for back in October. [NYT, previously]
• After nearly a year on the market—and three price cuts—writer/director John Ridley has finally found a buyer for his condo at 15 Central Park West. The 2,237-square-foot apartment had been listed most recently for $8.5 million. [Cityfile, Corcoran]