Her cost of living has very gradually increased (HOA fees increasing, cost of food, medical bills, etc.)

You won't have as many lending issues in New Zealand (or not as many) as you guys share banking facilities. 

IRS rules disallow any direct or indirect benefit for you from your retirement account, and to provide any service, goods or facilities to your retirement account.

If this is going to be some sort of commercial facility then you'll probably need commercial financing.  

The initial and any replacement general manager or an owner/operator or other representative who exercises day to day operational authority of the Facility must attend the Strategic Training for Exceptional Performance or Advanced Strategic Training for Exceptional Performance training program as well as any supplemental Internet-based training the franchisor may require.

I ended up finding a few medical students looking to room together as opposed to paying more and living separately in an apartment next to some railroad tracks.So far so good, contractors are a point of contention with me though. 

My wife was recently diagnosed with an electrical issue with her heart and the new medication has made her far more susceptible to several allergens.

The only reason I'd even remotely consider doing that is if you have an immediate emergency and are in desperate need for the cash- maybe a medical emergency would qualify, but even then, I probably wouldn't do it.

Also no washer or dryer connections in unit nor any laundry facilities on site, so tenants have to take their laundry to a laundromat, which is a big turnoff for me.

It's flexible, meaning that I can use it if I need to for a qualifying reason (home purchase, medical, back taxes, etc).I love it.