How to win international singing competitions?

Finalist 2013 of the International Hans Gabor Belvedere Singing Competition
Photo © Paul van Wijngaarden

Let´s start with a list of different articles on internet:

• Liste der internationalen Gesangswettbewerbe für klassische Musik - Wikipedia
• Liste der Musikwettbewerbe (Klassik) - Wikipedia
• Category: Singing competitions - Wikipedia
• How to Win a Singing Competition? - wikihow.com
• Opera Competitions: How Do Judges Judge? - wqxr.org
• You Came Here to Win, Didn't You? - operanews.com