Investor who bought house next door to me said he is having difficulty finding "good" tenants. 

Maybe the contractor buys everyone on the jobsite In and Out on your card because of the difficulty? 

If a property management company faces a data breach, it can significantly reduce the property’s value, impact lease renewals, and affect the attractiveness of future investments.PropTech Startups:The surge in PropTech (property technology) startups has brought innovation to the real estate sector, including platforms for digital transactions, property management, and AI-powered real estate analytics.

If it's because of the tenants, you now have limited visibility on it and difficulty with tenants.

I can’t really speak to properties in that range and you may have difficulty finding two in that range.

Google LLC announced Aug. 15 plans to invest more than $1 billion in Texas this year, its latest strategic goal focused on supporting cloud and data center infrastructure.Some of that investment will go directly into the technology giant’s data center campuses in Red Oak and Midlothian, both south of Dallas, which are helping the company meet the increasing demand for cloud and artificial intelligence services.

Whether you’re focused on residential, commercial, or mixed-use real estate, scalability comes from strategic planning, operational efficiency, and smart use of technology.

For example currently I have a tenant who has a delinquent balance because of employment difficulties.

Another potential question to ask would be if they use a comprehensive property management software and if they stay up to date with technology.

Remember, C/D located properties generally appraise once improved for significantly more than they will actually sell in an arms length transaction so you can go to many C/D neighborhoods, successfully complete the BRRRR method but deal with  all of the operational difficulties of the asset class and then fail to achieve a sale figure remotely close to the favorable appraisal  that allowed for the proceeds to be returned through the refinance.