What @Jay Hinrichs is saying is that if you go before a judge, and you show that these leases were signed for significantly under market value and signed just a few days before closing, there is a good chance the judge will side with you because it is an obvious attempt to pay less rent and take advantage of the new owner.I think your next move should be to contact an attorney in your area who specializes in landlord tenant laws in NJ, and see what they recommend. 

Nothing online.

Normally 3-4 bed units are 1000-1400 square feet on average hence if you find a property where the average square footage per unit is 1300 but its listed as 2 beds each, there is a high liklihood you can find additional bedrooms increasing value with some simple carpentry work.

Heartless and has an agendaIt's ironic you say this because the site is extremely friendly to your profession. 

@Gabriel Miritello for vacancy, it really should be called Vacancy + Tenant Nonperformance.Will depend on the property Class.Class A you can usually get away with 5% vacancy, as nonperformance is basically zero.Class B we recommend using 10%Class C we recommend using 20%Class D we try to stay away from

Before blogs and online social networking.

Also, who do you have recommendations for solid GC's and builders for ground-up constructions in Chicago?

Rates arent real high like the 80's , but house prices are high due to inflation .Raise the minimum wage to a " Living wage "     Living where ?   

@Ben Freed I would recommend reposting this in the Upstate New York forum.

I've been searching for rental properties in Columbus for months, but I've noticed that it's extremely difficult to find a property that's profitable with high interest rates and already significantly increased property prices.