From Soho to the Upper East Side: the Kardashian sisters, known for their flashy and body-hugging clothing, are considering opening one of their Dash boutiques on the Upper East Side. Hardly seems like a fitting location. [NY Post]

The gargantuan Forever 21 in Times Square closed temporarily because of a rumored ceiling collapse. Part of the store re-opened today, probably to accommodate those looking for air-conditioned shopping. [Racked NY]

Extell is making progress on its aptly-named International Gem Tower in the Diamond District. Construction began in April; completion goal is 2012. [Curbed NY]

The price of a luxurious party penthouse on the Upper East Side just dropped $3 million, from about $19.8 million to $16.9 million. What a steal. [Curbed NY]

Citigroup announces it will issue tens of thousands of replacement credit cards to customers vulnerable to an account information breach. [Journal]

Finding an apartment in New York City just got even harder. Rents are rising and vacancy rates are falling. [Journal]

Goldman Sachs must pay for its shady practices; Massachusetts regulators fined the squid $10 million for its trading huddles. [NY Times]

Developers plan to demolish an Astor Place office building to make way for a new 12-story tower. [DNAinfo]
Mayor Bloomberg wants to put a “technology incubator” at the edge of downtown Brooklyn. [Crain's]

Halstead Property announces two executive promotions. [Crain's]