It works for me. in fact I became an affiliate. 

Plan for a once in a lifetime event every 10 years... like a global pandemic, housing market crashing globally, the internet being invented (and then causing the dot com bust)... a group of terrorists slamming airplanes into two skyscrapers in NYC. you get the idea.  

DirectTV offers this service for sure and our Frontier internet also provides the same.

(tenant does not have internet or email)Is this true?

A city technician confirmed it.Does anyone have a recommended leak detection service, preferably not affiliated with a repair/plumbing service in the Dallas area?

Where can I start learning besides just the internet(and where else can I learn on the internet?).

I have created a system/algorithm to find properties for sale on the internet that are under tax appraisal.

The Millionaire Real Estate Investor is a classic one but IMO it’s really outdated and doesn’t include the power of the internet (written in the early 2000s I believe).

Some of his tenants started a facebook page, organized, and had several thousand followers attacking him all over the internet, threatening his life and business, and making a mess of his life.

Over the past 3 years I have acquired a very comfortable amount of discretionary income, and after going through some real estate books, and internet blogs/forums, I've settled on a plan of purchasing one home a year for the next 5 years (minimum 5, maybe more but 5 is the plan for now).I'm curious about options.