Saying you want to eventually "get out of Section 8" is akin to saying you want to eventually "get out of renting to [insert a traditionally marginalized race/ethnicity/religion]"

The Feds won't be able to increase the Interest rate, because the US debt level has gotten so high and banks are still under stress with low prior loan rates, but high interest costs.

I would be financing the property via a bank. 

Can you recommend any investor friendly banks in the area for mortgage and quick refi? 

You have a good amount to plunk into a strong multifamily property in Northern New Jersey, but you will be banking on appreciation more than cash flow.

Quote from @Dongzi Wu: SEC Charges Self-Proclaimed 'Queen of Mobile Homes' and Three Salespeople with Fraud in Mobile Home Investment Scheme This is code for investors money is gone unless there is some bank account somewhere or there are assets.. these deals never end good.

I have not received favorable terms from the local bank I worked with on the original loans, and they are unwilling to work with the RV Park whatsoever.You may look for cash-out refinancing.

Bank came back and said we maxed out our DTI so they only give us 115 grand  and not the whole 250g.

I am interested if anyone has a referral for a bank that will lend (first position) a HELOC on a 4 family property in Columbus, Georgia.

Banks typically require 30% down minimum on condo-tels, many banks won't even lend on them (again, not sure about your market).