Our readers were interetd in HDFC co-ops, the market in Riverdale, and what's going on underwater in NYC. Here are the top five posts of the week here on Brick Underground.

1. Why 2017 could be make-or-break for New York's affordable HDFC co-ops

2. How will rising interest rates affect NYC buyers? Here's what you need to know

3. Which "side" on Manhattan is best: Far east or far west?

4. The latest reports reveal strong markets in the outer boroughs, including a first-look at Riverdale

5. Some of the most intereting parts of NYC are underwater