Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

Land Investing Online.

Even though I myself have a S8 rental, what you hear online is completely false.

I’ve got that Arizona license #AZ-21837, and I lean on a pretty wide network of top-tier realtors and boots-on-the-ground pros who can give you insights you might not find by just browsing listings online.

A tough thing we've found though (like you mentioned) is even the highly rated foundation folks in our area -- as well as a lot of the content online -- all have a strong incentive to sell big high-margin solutions.

Again, the BiggerPockets store has some books on this topic, or you can learn about it by watching podcasts, reading blogs, and interacting on the forum.

Established on line presence5.

Though I appreciate the idea of finding online resources and studying them, I find that a curated, tried and true formula (if it works) is much more worth my time than spending time trying to find which resource works best and then spitballing the ideas until something sticks. 

The use of online classes has been increasing every year and are projected to continue to increase.

check the local municipal code, most are online.