1. Checking in on Karl Fischer’s 350-unit Williamsburg rental: PHOTOS [NYDN]
2. 255 Columbia in Carroll Gardens starts sales at $900K [Curbed]
3. CBRE’s Eric Gelber goes on epic 164-mile Central Park run to raise funds for cancer [NYO]
4. An Airbnb loft that is just SO Brooklyn [Business Insider]
5. Extell’s 1,550-foot West 57th St. tower revealed: PHOTOS [Mgross]
6. Developers eyeing Brooklyn Heights library site [Brooklyn Eagle]