In this post-Thanksgiving week, readers have been getting into holiday mode and looking for guidance on tipping the building staff, as well as enlightening us on how they handle year-end gratuities.

Here's the full list of this week's most popular stories:

1. Tipping Building Staff Over the Holidays: Brick Underground's 2017 Guide

2. Doormen speak: What's good holiday tip, the best cash alternatives, the best time to tip, and more

3. Report: You have to make $100,000 or more to buy a home in or near New York City

4. Holiday tipping in NYC luxury buildings, explained