Meaning that I can get a grasp on the rental market for the summer months (and spring/fall/winter) while having lower interest-only payments, but also making principal payments with the EOY rental income that I end up with.

My logic can't grasp this.You REALLY don't care for your leads quality not quantity?

All the books mentioned above would be really good to help you get a grasp on things, and BP also has several podcasts that are filled with information.

Just trying to grasp the commercial loan risks as I am only familiar with the residential loans. 

Just to ensure I'm grasping this correctly...If I purchase the property for $499K - $72,140 at .144 cap putting 25% down then:Refinance the property at .08 cap = ~$900k w 75% LTV = $675k amortized over 360mo at 6% = $4050/mo PI payments     $72,140/12 = $6012/mo NOI     $6012 (monthly NOI) / $4050 (monthly PI debt) = DSCR of 1.48      I guess it would be the same over a year of 72140/48600 = 1.48 DSCRRegarding the market analysis - I'll reach out to my lender and see what they can do for me!

If she doesn’t grasp it after a couple 30 min sessions, chances are she’s not going to. 

I have been spending some more time researching BRRRR and I have a pretty good grasp on the idea and the steps to be taken.

Many agents will tell you what something will rent for, and not really have a grasp on the rental market.

Looking to expand my brokerage grasp on the REO market.

Yes...first step is hard in finding goals that are "a stretch" and pushing towards something that is within your grasp but requiring work to get there.