There is no driveway; just a gravel alley to access the garage.

It consists of two side-by-side campers on lot by a lake (full views, but access is further away) with a fire pit and outdoor space.

One way to access the increased value of your home is a cash-our refinance. 

We decided that keeping the home as a rental, while retaining access to equity was the best route.

She has told you her main pain points so that is great.Look she will be getting access to a big chuck of equity even after taxes.

The HELOC replaces the mortgage in that case, giving you access to as much as 95% of the appraised value of the home.If you do it that way, you can plow all your money into the HELOC, hacking away at your mortgage while you're looking for a new job and a new home, and once you find both, you can pull the stored equity from the home and use it to purchase a new primary.Once the HELOC is in place, you can forever use it as a revolving line of credit to invest in new rentals.If you refinance, even at a better rate, the bank wins.

If they are to sell the land, they would come into some money that they had previously not had access to. 

I have about 14k in easily accessible cash saved.

They will have access to active investors in that market who could make an unsolicited offer on the property.

Many folks are looking for less risk and volatility than Wall Street can offer, but don't know it's out there or how to access it.