The problem is there are so many glitches in their base system that still need to be ironed out. 

Agree, Ring or some other camera monitoring  system, security systems will  have issues with alarms &  beeping and other issues which might be a nuisance for guests. 

Plus, they all push you into using their tenant application systems, which are equally frustrating. ...I could maybe forgive these issues if I got tons of leads from these sites, but I don't get many leads at all (especially considering the prominence of a site like Zillow).    ...all I want is a simple, streamlined, fast, easy to use site that produces lots of quality tenant applications, why is that so hard?   

Has anyone dealt with this requirement and if so, what systems do you recommend. 

Here's what I've learned:Inspections Are Non-Negotiable: Always get a full inspection, but don’t stop there.Plumbing & Sewer: Have the plumbing and sewer systems checked specifically, as these are common problem areas in older homes.Electrical System: If the inspector flags any electrical concerns, bring in an electrician during the inspection phase for a detailed evaluation.

Rental prices for a 3bd/2ba/2cg home 1500-2000sqft can easily range from $1,800-2,600 per month. 4) Major employers in Central NM include Sandia National Labs, Los Alamos National Labs, Kirtland Air Force Base, FBI, US Federal Government, State of New Mexico, ABQ Public Schools, University of New Mexico, Central NM Community College, Presbyterian Healthcare, Blue Cross Blue Shield, Lovelace Healthcare, UNM Hospitals/Cancer Center/Level I Trauma Center/Regional Medical Center, Netflix Studios & Film Industry, Solar Panel Manufacturing & Renewable Energy Industry, Meow Wolf, Amazon Fulfillment and Distribution Centers, etc.

Smart Property Systems allows and owner to assign properties to an employee or associate. 

What systems are in place to ensure all sub contracts are being paid and no mechanics liens are being filed?

These types of places typically don't use alot of technology or have great systems, making it easy from a management perspective to turn things around. 

One of the ones we did, the cabin had an upside down garbage can dug into the yard for a septic system.