It arrives at the offer price without ever setting foot in the home, using an algorithm that mines data from public and private data sources.

They must have updated the algorithm and she had zero bookings for about two months. 

Logan A.Here's some of my retirement and savings strategy:Continue to make sure I have enough liquid cash reserves (online money market) for 6 to 12 months of livingDollar-cost-average invest across several algorithmic trading platforms on a daily / weekly / monthly basis (betterment.com, wealthfront.com, and acorns.com)These platforms also do tax-loss harvesting.Max out 401K and contribute min $5K yr into my IRA if I canMy 401K and IRAs are invested aggressively in stocks (and < 10% bonds) via a mix of Domestic and Foreign ETF's / Mutual Funds.And for real estate investing, I have a decent amount in one IRA invested in notes at about avg 9% annualized return.

I started to explain how Zillow is "...based on algorithms based on square foot, and they don't consider..." but it was pointless. 

Each insurer has a slightly different algorithm.

@Jeffrey NaronDon't trust Redfin's algorithm as a hot/cold market indicator. 

I paid about $600 in Google Adwords, and only got traffic to my site (which is good to help with rankings), and yet AirBnB and VRBO have tens of millions of dollars in marketing behind them, so you want to focus on getting great reviews to help boost your position in their algorithms.

From an algorithm standpoint isn't it better to have most of your bookings on 1 platform?

@Alli McGee Does the algorithm not go back very far or when does it start appearing?

If you are however not using reality to value properties, and instead think some algorithm or formula is the way to value properties...well dont do that.