I know you mentioned credit + rental history but can you share exactly all the steps you go through and which tools you use?

.), Designing and Furnishing (amenities, design, theme, linens, etc), and operating (Insurance, Property management or self-management, Tech & Tools, Cleaners & handy people, etc)All of these could be covered depending on who you work with that can cover each topic. 

@Oli HarpsTo manage your Oakland 4-plex effectively, stay informed about the local market, build local connections, conduct thorough tenant screening, consider value-add opportunities, decide whether to self-manage or hire a property management company, network with local investors, plan for growth through scaling your portfolio, explore financing options, and stay informed about the local market through online communities and resources.

Sometimes, the threat of legal action can prompt a more serious response, but it’s also possible they’ve hit significant roadblocks that they’re not effectively communicating.4.

I think AirDNA has a few more metrics, but I like the tool as a basic checker.

(Perhaps starting out with a little contrition and modesty would help prevent the zuckerberg effect.)Trying to automate property management via a start up/app/web/tech approach is laughable.

If you don't have a calculator/tool to do this there are a few out there to recommend.

BP has various tools to help you analyze your deals (rentals, flips, wholesale, etc). : https://www.biggerpockets.com/investment-calculators7.

At the end of the day, neither are effective without understand how they work and their limitations but if used correctly they can be used in conjunction with one another.

That is the issue that first must be resolved, although I am not sure if you are going to be able to correct a bad location if that is the root issue but there are certainly tools at your disposal to protect against liens.