Prevention is preferable over solution.

While abroad I kept trying to find ways to make money remotely to sustain that lifestyle but evidently proved to be difficult and found that 80% of the people who sustain that lifestyle either teach English abroad, are retired, or own rental properties.

https://moneyinc.com/the-top-five-ibuyers-in-the-real-estate-industry/I was also going to suggest, as a potential interim solution to help you and your partner on the carrying cost, is to explore short term rental. 

I believe you will find a solution. 

Wood bleach is a peroxide solution applied directly to the sanded stain.

Everyone will say watch out for triggering the Due on Sale clause, but that is so rare, and as you have already alluded to, the solution is just refinance. 

Big piles of excess cash is the solution to nearly all problems.  

To figure out the right solution you need to do a cost analysis on the cost of money.

@Angelica M Garzon this is more of a residential forum and you need commercial solutions.  

I think it's a poorly thought out solution to a problem of people not being able to afford the housing they've been accustomed to.