Kyle Richards' daughters on their parents' breakup becoming reality TV: 'We're used to this'

LOS ANGELES — For nearly 15 years, the four daughters of "Real Housewives of Beverly Hills" star Kyle Richards have been passengers to their mother's journey on the reality TV superhighway.

Viewers have vicariously attended their birthday parties, watched their tear-filled departures for college and seen them navigate shifting extended family dynamics — all documented in the name of entertainment. In turn, they've made Richards a mainstay of one of Bravo's most successful franchises, with a reputation for sharing an honest portrait of the life she shared with husband Mauricio Umansky.

Now, the three oldest children — Farrah Brittany, Richards' daughter with ex Guraish Aldjufrie, and Alexia and Sophia Umansky — have stepped into the spotlight in their own right with Netflix's "Buying Beverly Hills."

The luxury real estate series follows the professional and personal exploits of employees at the Agency brokerage, which was started by Mauricio Umansky in 2011. And much of the action focuses on their evolving roles in the family business: Farrah the veteran, Alexia the up-and-comer and Sophia the intern.

But a bigger storyline was unfolding across both "Real Housewives" and "Buying Beverly Hills."

When Richards and Umansky's separation after 27 years of marriage first made headlines last summer, it rocked the "Housewives" fandom, and the scant details about their breakup fueled countless theories, including rumors of infidelity. Production on the recent 13th season of "Real Housewives of Beverly Hills" had already wrapped when the news broke — cameras picked up again to capture some of the fallout — and "Buying Beverly Hills" was in the middle of shooting its second season.

In an interview with The Times, the trio of sisters delved into