My idea is to find another buyer who has cash i.e. their own funds, access to hedge funds etc I just don't know if I should list it on MLS or where to find this type of buyer quickly any ideas for a super quick sale this would be as is the title is already ran and I just did renovations on both properties?

You also get access to conventional financing. 

Are their locks on the rooms that aren't supposed to be accessible?

Regarding a HELOC, most banks will only provide a HELOC up to 75-80% of the property value, so you may not be able to access a HELOC for a while.

But also with low debt or free and clear property that they can easily access any time in the future with a cash out refinance.

However, I constantly see syndications advertising very attractive return.  

Kind of a advertisement and asking for help on how to take your business from you.What do you bring to the table?

In your scenario you'd have a potential tax event on that $200K difference.Here's a creative way to access most of that money tax free however. 

It normally doesn't cost you any money to open and to be able to access that large amount of equity to buy or stabalize your current portfolio allows you so much more opportunity costs.For instance, I took a $200K LOC out on my primary residence when I first started in real estate.

I started with Ken McElroy's books, because 1) clearly he knows what he is talking about given his track record and trajectory and 2) because I had easy access to them.