If certain requirements are met, this is possible with as little as 3.5-5% down for full income verification borrowers and 10% down for alternative income verification. 

Also I did some wholesale and I am an agent.

If you are buying a rental property, what you charge in rent should be covering the full mortgage payment and any property expenses, repairs, etc.. 

Having invested in a few notes I knew that getting servicing transferred and disclosures out to borrowers could take some time and it was clear Scott was a busy guy.

Make sure you get a full lease, do your vetting of each and every tenant.

So to answer your question...your gonna hear more bad then good just like you hear more about horrible service in the food industry then good.

You could also look up the public records for last time the property sold to find out who the agent was on the deal who represented the buyer, and contact them as they will have contact info for the owner.  

It could be through wholesalers, agents, networking with sellers yourself, etc.

They also provide excellent property management services, ensuring your investment is well-maintained and profitable.

More like a one time installation as opposed to a company monitoring service.