excerpt from NY Times RE article this weekend.
It was previously a subject on curbed
Other projects have been converted after brokers had trouble selling units. According to StreetEasy, developers cut unit prices, on average, by $9,966 at 99 Gold Street, in Dumbo; $13,979 at 192 Spencer Street, in Bedford-Stuyvesant ; and $86,543 at 55 Berry Street, in Williamsburg. Some developers are turning unsold units into rentals. For example, the developer David Walentas converted the last 40 units at his 300-unit building at 110 Livingston Street, in downtown Brooklyn, into rentals and rented them all within three months.