Although the study may increase the gain, the gain may be taxed at a much lower rate making it a beneficial investment.If a property is purchased with the intention to flip or own for a short period of time (less than 3 years), a cost segregation study may not be significant.SHOULD I GET A COST SEGREGATION STUDY BEFORE OR AFTER REHABBING MY PROPERTY?

Generally, there are more prospective tenants who may behave this way with lower-priced rentals.

(d) retained earnings from depreciation use to lower tax burden. 

Than AFTER that base-line cleanup action is done which part of it is to establish access for all others, than things get into the next lower level of details. 

That way your purchase price will be lower and your debt will be cheaper due to inflation.  

I understand they purchased their property bit earlier at a lower price, but the difference shouldn't be so significant.

If you are having that much activity but cannot find the right tenant than you will want to lower the price just slightly to entice better tenants OR you can relax on your qualifications.

Could you not put a lower amount down? 

I have supplemental insurance so I am of the mindset that they should get rid of this bogus insurance and lower my host fees..

We took the reverse action and started lowering asking rents until they moved.I suspect the reason that one property of yours turned quickly is because your asking rent was very favorable vs. local competition.