Are you looking for turn-key properties or something along the lines of a "fixer upper"? 

A key point of the LLC offering protection is the separation - so if a name/asset is in your name but the bills/loan re paid from an LLC we don't have that separation. 

The key is by leveraging OPM (Other People’s Money).Do you have private money lenders in your circle who might fund the deal in exchange for equity or some interest?

Install a lock box on the property with the key stored inside.

However, I'm short on cash (will be putting $20k of my personal money into this)  and I am exploring creative ways to source funds for the project.I’ve been quoted for a $100K HELOC on my primary residence with a 30/1m ARM at a 13.25% rate and APR, with an interest-only monthly payment of $1,016 and $3,825 in points.

It's with the entry level SFH turn key business model as a whole.

Quote from @Griffin Malcolm: Open an LLC and apply for a small business line of credit from Key Bank.

Siesta Key Beach (#1 US and #4 World)2.

If exporter is unwilling to adjust on pricing the importer goes elsewhere to source, it's just that simple. 

And you still have $70,000 to go buy a single-family home or multifamily home, and now that you're on a bunch of wholesale lists where you can source deals well under market value it is easier to find good deals.