That all being said, they took out 15 year mortgages for all of those which is contrary to the popular belief that you read here / almost any blog on the internet.

I have spent the majority of my time researching the Internet about REI, reading books on the subject, and attending seminars/workshops/ and REIA meetings.

The internet and social marketing are HUGE...master that and you're on your way to big money.  

Yes, as Mike mentioned as to calling on the tax lien.I have other issues as well with what you can possibly do as to prudent due diligence with internet listings from a brokerage on a NPN.

People are constantly browsing and obtaining information about properties on the Internet and providing them with quality information will definitely be another channel for leads. 

Some companies even have internet estimate but problem is whether the estimate is accurate or not @Wayne BrooksFlorida has expensive house insurance and for some houses they would not even want to provide insuranceFor sales from owner asking them or their agent allow knowing the premium history but what about foreclosure house?

I normally don't pay more than $25 for "information" that I can get from the Internet. 

You can learn to skydive, windsurf, play guitar, martial arts from the internet but personally I would prefer a coach for any complex activity especially for something as important as real estate where there are legal ramifications and potentially large amounts of money at stake.

Most internet marketers use FB ads to drive traffic to a landing page where they capture emails.

RE is personal, it's between you and the homeowner, face to face, not over some freaking internet site!