What is the most polite way to ask your ex to pay you back and is it even worth it??

What is the most polite way to ask your ex to pay you back and is it even worth it??

Mack Rapapali is no stranger to the entertainment industry. He's down to earth and open minded and is an all-rounder media personality. Businessman; passionate about his daughter and passionate about his rugby team - the Vodacom Bulls.