He gives off sleazy used car salesman vibes when communicating with him and I worry about giving him any money only to never hear from him again. 

Sounds like a great idea and your method is definitely more efficient.

After searching a few companies I found The Land Method and read reviews and really like the approach.

Did you already own a mtr and used the class to fine tune your method or were you a complete newbie and used it to build your foundation?

You can ask the seller for their payment history, whether late fees were paid, and application info, in the past the seller has given me a file containing all communication with the current tenants at closing.Kelly

To fight this you use legal tools, strategies and methods.

To learn his methods, you have to open your wallet.This can go one of two ways.

Establish good communication and relationships with your tenants to foster a positive renting experience for both parties.

The method selected on prior Honda doesn't impact this. 

Another way is the BRRRR method—buy a rundown multifamily unit at a discount, fix it up, rent it out, and refinance to buy more.