keep it to 1 page is my best advice and simple. have financial returns broken out beforehand 

The agents are charged for this service no matter what so it's difficult for the agent to service from a time and financial perspective.

That being said, with interest rates being higher now, I may not be able to find a turnkey property that makes financial sense.  

Working on my financial fundamentals, namely saving enough free capital to invest.

I don't believe you would properly replace the debt in this situation.

I'm wondering what tools and resources you all use as rental owners and investors to get or keep your financial ducks in a row?

If it were me, I would buy cash flowing, seller finance deals, keeping my debt to income low, low down payments and negotiate competitive terms.

He has an online network called Financial Friends Network.

Without knowing any of your financial position of your work or side hustles it is hard to give you exact advice because you may be able to carry these homes until they are paid off and in that case they would provide solid returns, but there are likely better real estate investments out there.  

@Ezra Avery you might want to read below to understand Classes of Property/Tenants.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?