This week, our readers were curious about how no-pet buildings handle residents with service animals, finding where renters have the best chances for negotiating their rent down, and more.

Check out the five most popular stories of the week:

1. What happens when a resident of a no-pet co-op or condo says he has a service animal? [sponsored]

2. A 'renovation coach' shares the 5 biggest mistakes he sees New Yorkers make

3. Looking to negotiate your rent down? You may have the best luck in these NYC neighborhoods

4. In a walk-up, is it better to be on the ground floor or the top floor?

5. Ask Sam: My landlord is offering me a buyout to leave my rent-stabilized apartment. Can I negotiate for more? [sponsored]