My biggest frustration isn't with the deal failure itself, it's more with the operating performance of the GP and honestly I'm not sure how an LP can really determine this.

Do you have some tool for determining the median credit score for a given neighborhood?

Determine the strengths of your property manager, if they are experienced in working with section 8 department and tenants with vouchers then I recommend choosing section 8 tenants otherwise look for cash paying tenants.

You have to determine if the additional complications and costs are worth the investment in a Title Holding Trust or Land Trust.  

I second this, if asking for the identification is for the sole purpose of verifying one’s identity then it’s not a violation of the fair housing act, however, if it were to verify someone’s citizenship or something that is not required in order to meet the housing requirements then it could be determined as housing discrimination .Quote from @Steve K.: Quote from @David Spurlock: Hey @Fareen E.

Those are some factors that will determine your returns.

At closing, the buyer and their lender determine whether the credit will reduce down payment, closing costs, or as a credit.5.

I'd also want to know the average loan amount to determine how many more loans are needed to go from today to $5m/month. 

Quote from @Levi Perl: The purpose of background screening is to determine a level of risk, and then you decide if you can mitigate that risk.How does a DUI conviction from three years ago impact the tenant's ability to pay rent or maintain the property?

Price needs to be fair but how your clients are treated and the service will determine your success.