Even if you aren't ready at the moment with a property or funds.....they should be willing to answer questions and describe their various loans and available instruments.

Also this doesn't work well with account automation and monthly reconciliation.

It's a fairly automated business. 

The only question of ethical or moral is with the seller, who did execute the deed of trust and agreed to abide by its terms, and is a party to the security instrument.

A set of several automated car washes is selling.

I used rent reporters.com (Totally automated and don't think I could get someone on the phone if I tried). 

In our new age of the greatly increased power of the automated background check and ever-growing computerized databases, owning  and operating rental properties has become much safer than it used to be.

A good CRM that will not only automate e-mail and text campaigns but will also remind you of client birthdays and closing anniversaries. 

You could invest to various RE debt instrument that yields between 5 to 10%

Looking for the most automated option?