I agree more people need to inquire. 

And people cheered it, until.....

Maybe, but so far the reports are about neighborhoods where people have real money.

I know BiggerPockets already has a number of great calculators, but is there anything niche that people are interested in?

Over time, I discovered mistake #2 was not buying them right.

The other day I started the thread Why do people Buy Property in California? 

Unlike some buyers, I ALWAYS go look at the properties before the sale and discovered that the vacant lot had an active railroad track on it and therefore was unbuildable, and would remain unbuildable until the railroad removed their track. 

I am skilled at evaluating properties and discovering deficiencies.

During this journey, I discovered the world of house flipping and real estate investing in the U.S.

Many people have had a great experience with home warranties, myself included.