Additionally, if there are any resources or tips you'd recommend for a beginner like me to excel in the REI bookkeeping realm, I would be grateful for them.Thanks in advance for your guidance!

@Mitch Horwart @Excellence Carlos Did any of you end up trying their services? 

I might consider them if I had no other candidates , but only with 2 months security deposit in addition to the rent. 

For database, Excel, Google Sheets, or AirTable (web based).

By starting with an ADU or guest suite you have very little risk and can provide excellent service to your guest.

The strategic upgrades and effective market timing resulted in a strong return on investment, demonstrating our ability to execute a value-add strategy and achieve excellent results for our partners.

Great guy and an excellent agent.

A big reason for it is that we make our properties top-performers with professional experience in the acquisition of a property, to the professional design, and excellent management at discounted rate for clients (15%)! 

Yes, excellent point.  2008 was rough and I do not want to repeat the same mistakes of yesteryear. 

Achieving 80% coverage is great; anything above that is excellent.