You have to remove the emotional and look at it strictly by the numbers.

Great job having the means to help your parents out even if it's temporary! 

If all of you could simply put emotion aside and look at DATA!

So many variables and reasons, no two scenarios are 100% alike due to dealing with human emotions.

There are so many different opinions out there… and everyone is sure that their opinion is right and that others are wrong, and then things get emotional and people get angry… etc. 

Closing is an exciting day, just always remember to keep your emotions in check and don't force the deal if any additional hick ups come up. 

I ended up selling that house after enjoying it for 5 years and walked away with a $130,000 tax-free pay day.I didn't cry tears of joy because I try to leave emotion out of my real estate investments.

Whatever you buy will be temporary, so why not sacrifice a little?

When you say "Temporary code" dose every door you mange have a electronic coded lock that you can edit remotely?   

It's relatively inexpensive and you can represent yourself and others.The benefit of having an agent represent you is they understand the market, they can be an second set of eyes, they are objective and not emotionally tied to the transaction, they are skilled negotiators, etc.