When it comes to online real estate, Zillow (ZG 1.70%) is the top-dog. The Seattle-based companied reported earnings a few weeks ago, and its website traffic and agent subscriber numbers were impressive.

In this segment of The Motley Fool's financials-focused show, Where the Money Is, banking analysts Matt Koppenheffer and David Hanson take a question from their mailbag about Zillow's results.