And it can work really well for you as long as you pay attention to the statute requirements.In order to defer all tax you are selling investment real estate and buying investment real estate of at least the same value you sold. 

Quote from @Eyal Goren: I read that every mortgage has a Due on Sale clause, which means you have to notify the lender when you sale the property and pay the entirety of the loan when you sell the property. 

You might want to get in touch with @Andrew Freed and Jonathan Bombaci, they are locked into several of the MA meetups which are great ways to connect with other investors in real life.

Are you in an area where land is very valuable leaving you with less to depreciate?

If you didn’t think $6k was worth it you might find it’s under $5k.

In effect, you will end up paying tax on your refi cash later on, when you sell the property.

@Jordyn Ohs Assuming your heloc is re-advanceable and the rate is higher than your mortgage, I would suggest you pay your HELOC down as quickly as possible with any cash flow from the properties.

You can’t 1031 a flip.

I prefer new construction homes where an opportunity for a good deal presents itself How did you find this deal and how did you negotiate it?

It depends what basis you are filing under.