You can get four decent thermometers with excellent reviews for under $30.

These are low-cost items that really can take a guest's stay from good to excellent.

My motivation to go after this property is that it is a 2017 build, in an excellent neighborhood with other new construction communities, in a highly appreciating South Florida market, with roughly 160k in equity built into the purchase.

Hoping to leverage his market expertise to find excellent deals. 

The group of people that get most hurt by this are the end clients because they usually have no way of knowing an agent is credible until after they've listed with them or are already under contract. 

As far as crunching numbers go, if any of you have good ideas for how to do that....I like to play in Excel and use a spreadsheet often but if any of you have ideas for how to project the potential benefits over a year to 3-5 years of time by using any online calculators I'd love any ideas.  

But the prospects you are describing do not sound like people that want or expect full market value for their house.Also, as an agent, you need to be credible and professional.

She has EXCELLENT CREDIT and also just started collecting social sec (apprx $2500/month).

Excellent.

And the returns are still excellent.2) In the right markets, short term rents allow you to earn far greater profits than regular long term rentals. 3) You can find ways to get discounts even in areas that are great returns.