@Brandon Burch it's funny how people don't actually answer the question you were asking...The answer is no, refinancing will not negatively affect your ability to sell, refinance, get a heloc, or anything in the future.

Just make sure your data input to the calculator is accurate.If you're investing in NJ, we actually have an investor-focused team out here and would be happy to assist or give you some more specific insights on the areas you're looking at.

You can save money by buying smart, but don't buy cheap/lower quality because you get what you pay for and it may cost you down the road.

There is still money to be made but not via a turnkey property.

Lots of "get rich quick" gurus out there about buying deals with no money down or "creative financing" that when you peel back the curtain you realize is a scam used to sell courses online. 

It can also help identify any potential issues that you might want to fix before a tenant moves in, which can save you time and money down the road.2.

In some instances prohibitive zoning actually boosts property values.

I still have risks and I'm putting a lot of faith in these providers, but I was tired of not taking action and ultimately realized that what was stopping me from action wasn't money it was knowledge. 

That money is the tenants, not yours or the sellers, so if the seller kept it, they stole from the tenant and you are currently responsible for it. 

A wealth of information without spending a lot of money.