I would think a detection device would be easy to fool or disable, and difficult to prove in court.I would focus on inspections and look for the following evidence, then document with pictures, written warnings, demands of cleaning/repairs, and follow-up inspections.

We're all on the grind to becoming principal!

@Gabriel ShapiraThere are multiple software tools for investors depending on what part of the business you want to automate most are for acquisition or property management.

I'm Patience.I'm new to real estate investing, focusing on the Central PA market.

Like Gino mentioned East side has been a lower median income area and is on the rise, but is still block by block in large sections.

Use the public access system available on the website to conduct your search.

Researching the property on county property tax inquiry website it says the “Property Taxes Sold” for 2020-2023.

I help investors like yourself on a daily basis.

@Emilie PaThe answer may be a bit more involved than you're aware, depending on if your language of the company "selling" to you is correct, or whether the company is dissolving and distributing its assets to the shareholder. 

How do I avoid a mechanics lien on a future property?