They had to refinance it to basically kind of save the house now that everything is kind of on track she wants to renovate the property.

I’m also in the process of launching a new home inspection company, which I’m confident will help me get back on track financially.

There is still a lot to learn but sounds like you are on the right track. 

Legal violations and penalities(fines) even if you have accounting software to track the difference. 

If entities are disregarded, you can keep up with more than 1 in a single QBO account using the location/business feature to keep track of them separately.

@Bryant Xavier was on the right track but TurnoverBNB has become Turno. :)Setup a cleaning test after you stay in your place.

@Jay Fayz for SFR (1-4 family) Classifications are mostly opinion-based.Not aware of anyone tracking eviction rates, except Evictions Lab nonprofit that doesn't like landlords.Here's some info that might helpt:---------------------------------------------------------------------------------------------------Recommend you first figure out the property Class you want to invest in, THEN figure out the corresponding location to invest in.Property Class will typically dictate the Class of tenant you get, which greatly IMPACTS rental income stability and property maintenance/damage by tenants.If you apply Class A assumptions to a Class B or C purchase, your expectations won’t be met and it may be a financial disaster.If you buy/renovate a property in Class D area to Class A standards, what quality of tenant will you get?

Quote from @Kailas Tare: When deciding which market segment to target in real estate—whether it’s multifamily (MF) properties or single-family homes (SFH)—it's crucial to consider the dynamics of the competitive landscape and your own financial position.

This is a great strategy to use for beginners who want to get a foot in the door of investing while also learning crucial skills just as tenant management. 

The interface is user-friendly, and the reporting tools are especially helpful for tracking property performance.One downside is that it can be a bit pricey for smaller portfolios, but the features have been worth it for me.