And how much in closing costs would I have to pay out of pocket.  

The disparity between home costs and rent costs are not even across the U.S.

You can also ask for a 'Seller Credit" which helps cover closing costs or buy the rate down if you come in high enough on the purchase offer.

CMG Financial.America First Credit Union 80% CLTV UT, ID, OR, NM, AZ, NV at 10.49% in 2023Arvest Bank AR, OK, AL, MO Bancorp South, TX HELOCS & Lines of Credit on free and clear housesBankNewportBank of Southern California, CABank of West (BNP Paribas) 60% LTV CA, AZ, ORfBankRIBB&T will loan on a rental portfolioBBVA, now PNCBECU for ORBeehive CU, UTBest Finance www.bestfinance.io No closing costs, fixed ratesBellwether Community Credit Union, NH and MA 85% to 100%, draw 10 yrsBMO Harris, 3 HELOCs to 70% LTVBoeing Employee Credit Union California Bank and Trust, CA *** confirmed in 2023 ***Cal Coast Credit Union, CA Central Pacific Bank, HICFSBank will do on LLC, PAChange WholesaleCharter Oak FCU, CT Chelsea Groton Bank, CT IPLOC (investment property LOC) Citizens Bank -MNCitizens, first position HELOC CMG Financial 70% LTV.

Light cosmetics, generally a quick rehab and low cost

You sometimes go into the blind off of visual inspection alone because it's a good enough deal to absorb those types of costs. 

And if they lease new tenants every year you will likely have turnover costs to add as well. 

You also have a variety of price ranges, lending options, and markets that allow for a low cost to entry. 

Is there any tax strategy that can be used to depreciate the actual cost of the building itself if not used by us for our LLP's business?

I just wanted to get a sense of installation cost and permitting process for in ground, semi, or above ground.