Have you ever shopped at IKEA? Yes, of course you have. That means you've spent hours with an Allen key, and your blood, swear and tears. The result? Furniture that you are damn proud of.
The Ikea Effect - which is well-profiled by social psychologists and has been analyzed by the Harvard Business Review - is the tendency to value something more because you made it. So why is that relevant when you're putting together your application?