The neighborhood you buy the house(s) in is gonna be the biggest factor in your success or failure.

Can I legally require them to pay online or in my start excepting a money order from them and is there any ramifications that I can impose against them for failure to meet the conditions of Set forth. 

Failure to provide timely notice of intent to terminate this Lease may subject Tenant to liability or additional Rent...The renter paid a pro-rated rent for the last 3 days of April and May was his 1st full month.I believe both the tenant and I were interpreting the lease as 12 months starting on April 28th, 2018 and going through April 2019. 

It has links to your state laws so you can (and should) read them for yourself but it also includes summaries of important laws like how to handle security deposits or evict tenants for failure to pay rent.

There are some damages, which the tenant will most likely put up a fight about as he maintains water damage due to not cleaning out gutters and failure to report leak in shower for 1.5yrs is not his fault because he did not notice.

Failure to do so would be imprudent.

Maybe it is not the technology that’s the the only problem, but the people who operate them and the culture that those people work in…The article also counts Fukushima as three failures since three reactors failed.

Build a network of people who invest in real estate.Do all these things very intentionally , meaning you write down the goals, execute on them consistently and measure your success/failure and improve.

This is a pretty broad topic, as you can write a whole book just on the mechanics of each platform.  

That's an important list though, and if you are lacking in just one of those things it could make the difference between success and failure on the project.