I currently self-manage three properties in the Atlanta metro area and have learned a ton through trial and error over the years.

Let's you prove yourself to your investors in a more manageable way.  

With a few tweaks to the management structure, and with new leadership, I figure we can greatly increase the revenue.

She also mentioned that they’ve been in real estate since 2006 and have managed over 30 properties (though this is more of a side business for them), which suggests a mom-and-pop operation.

Quote from @Erick Pena: A "good" rental property is one that covers all expenses (mortgage, taxes, insurance, maintenance, property management fees, and any other costs) and still leave a surplus (commonly referred to as cash flow).Calculate cash flow as: Cash Flow = Rental Income − Operating Expenses − DebtThere's much more to it, but that's the basic idea.

I've asked my clients a similar question and have developed tools for them to minimize this, but I find there are a few different types of clients.Manager managed - these folks have no issues as they simply upload their year end statement from their property manager, their 1098 mortgage statement and any other one-off expenses they may have paid for outside of the management company. 

Build a strong team, including agents, lenders, and property managers, and use tools like the BiggerPockets calculator to analyze deals.

It gives them a reinvestment option to complete the exchange and doesn't require active management.

We charge a transparent monthly fee for this and our digital property management platform - but we are not a local property manager.We also give owners the ability to use a repair triage service and our vendor network, or address repairs with their own handyman.Our goal is to make renting better for owners and residents.

We have one property managers whose job is to be our eviction Laison across the whole portfolio.