NYT > Real Estate Town Houses With Condo Amenities In downtown Manhattan, new condo developments offer owners both single-house-style privacy and luxe-building-style amenities. Habitats: The New Jersey Teardown That Wasn’t Where others saw a ruin, the buyer of a house in Millburn — a former contractor — perceived buried charm. Living In | Sea Gate, Brooklyn: Sea Gate, Brooklyn A gated community on Coney Island surrounded by sandy beaches, Sea Gate has a suburban feel. The Hunt: Leaving Behind a Loft, but Not a Friendship Two longtime loftmates appeared to be going their separate ways, but the hunt for new apartments landed them in the same building in Williamsburg. Posting: Flip-Flopping on Flip Taxes In the weak economy, more buyers are being asked to shoulder the so-called flip tax. Streetscapes/West End Avenue: Three Apples of Somebody’s Eye West End Avenue and vicinity was once a stronghold of town houses. Three of the now-rare breed bear distinctive traces of the attentions of recent owners. In the Region | New Jersey: A Developer Installs Solar Power At River Pointe, a community in Manchester, N.J., solar technology that earns energy credits is a standard feature in each house. Square Feet | The 30-Minute Interview: Ronald D. Sernau Questions for a principal of the law firm Proskauer Rose and a co-chairman of the firm’s real estate division. Big Deal: The Weird World of L.L.C. Names The wealthy and celebrities often buy property under limited liability companies, often with whimsical names. Big Deal: On 86th Street, a Town House Awaits Former Glory Once a grand mansion steps from Central Park, it had fallen into disrepair. Now it is for sale for $8.95 million. Mortgages: As Pay Falls, Borrowers Lose Ground One in eight homeowners had household debt exceeding half the monthly income in 2008, a recent report says. Real Estate Q & A A parking space that comes with the lease; a condo building with no emergency reserve fund; a landlord’s liability in a burglary; dealing with fees on security deposits. On Location: In Switzerland, a Cast-Concrete Mountain Retreat An art collector builds a nontraditional house in an Alpine village where life hasn’t changed that much in decades. House Tour: New Preston, Conn. On Lake Waramaug, a converted boathouse has a stone foundation, a wraparound deck and direct access to the water. Property Values: What You Get for ...$275,000 A one-bedroom condo in Philadelphia, a three-bedroom bungalow in Tennessee and a two-bedroom house in Wisconsin. Square Feet: Above Ground, a 2nd Ave. Subway Plan Attracts Critics A half-dozen buildings on Second Avenue will house ventilation equipment, disperse smoke and allow for evacuation from subway tunnels in emergencies. The Appraisal: Using Private Eyes to Keep Track of Tenants Real estate investigation, a big business in a borough like Manhattan with plenty of rent-regulated apartments ripe for exploitation, has picked up in the past year. Square Feet: A Detroit District Thrives by Building on the Past Developers in Midtown are refurbishing older buildings, using tax credits and public financing, as much as they are building from scratch. The Appraisal: Client to Broker: Clean My Windows! In today’s market, some New York brokers say they have never encountered so many demands from their clients, or so much hostility. Big Deal: A Man of Many Roles Reads the Market Right The actor Liam Neeson sold his two-bedroom apartment on Central Park West for $1.35 million. Housing Fades as a Means to Build Wealth, Analysts Say Many economists believe that the days of banking on an asset that could only rise in value are gone for good.