A long-time wedding reporter shares what she knows.

By Real Simple
Updated April 29, 2015
Frederic La Grange

Everyone wants to find the key to a successful relationship or marriage—and on this week's episode of "The Labor of Love," host Lori Leibovich discovers a few secrets and lessons all partners need to know before saying "I do." Leibovich talks to Ellen McCarthy, author of The Real Thing ($15, amazon.com), which is a collection of her knowledge gleaned from years of reporting on weddings for the Washington Post. McCarthy has seen many couples walk down the aisle, and shares her thoughts on marriage classes, smart communication, fighting fairly, and the advice every new couple needs to know before their wedding day. For her secrets and stories, listen to the full episode below, and don't forget to subscribe on iTunes.