Two feuding sisters and their two lifelong best friends, all living in Orange County California, exchange anonymous tough love letters that push their relationships to the breaking point.

Four female college students who became friends when they shared a dorm during their freshman year decide to face their fears and take the letter-writing challenge.

Four Maryland party girls exchange brutally honest, anonymous letters.

Four inseparable Southern California roommates force each other to go on personalized adventures.

Four fast friends who dance in a burlesque show decide to open themselves up by taking the anonymous letter-writing challenge.

Four best friends trying to break into showbiz write anonymous letters to each other outlining behavior that needs to be changed.

Four best friends from the San Fernando Valley write honest, anonymous letters to one another; a lazy girl is forced to perform some hard labor; a vain selfie queen must put away her phone for a week.

Four close friends from New Jersey each receive an anonymous letter from a member of their group; the young women spend a week following the letters' heartfelt suggestions in an effort to change their lives for the better.

Four friends from a small Pennsylvania town shake up their quiet lives by following the constructive suggestions in the anonymous letters they sent to one another.

Bravo heads to the Big Apple for this entry in its hit reality-TV franchise "The Real Housewives of (insert location here)." This New York edition features several confident women, who change throughout the seasons as the women leave, with some returning later on. The featured ladies over time have included entrepreneur and one-time talk-show host Bethenny Frankel, part-time socialite and full-time mother Aviva Drescher (who is a cousin, by marriage, of actress Fran Drescher), best-selling author and journalist Carole Radziwill, savvy businesswoman Heather Thomson, entrepreneur Ramona Singer, sassy single mother Sonja Morgan and model Kristen Taekman.

"Shahs of Sunset" follows some Persian-American friends in Los Angeles who try to juggle their active social lives and careers while also balancing the demands of their families and traditions. The socialites have busy dating lives and are prominent in the party scene, but they seek approval from their families as they face pressure to settle down and marry within the community. Among the featured friends are real estate agent Mercedes, controversial singer Asa and classic "Persian Princess" Golnesa.

Girls with attitude live together in Hollywood.

Three groups of friends from around the United States compete for $100,000.

Bravo heads to the Garden State for this installment of the "Housewives" franchise, focusing on affluent Jersey girls who are more than just friends: The cast has changed through the seasons but the featured housewives through the years have included Caroline Manzo, a devoted wife and mother of three adult children; former Las Vegas cosmetologist Jacqueline Laurita, who is now a full-time housewife; and Teresa Giudice, a mother of four who runs her household without help from a nanny or personal assistant.

Even though things are always changing for the Kardashian family in ways they never expected, Kim, Kourtney, Khloe and the rest of the Kardashian/Jenner clan are determined to remember that family always comes first. Although the family members frequently are at odds, between siblings and their relationships, they always support one another in the end, regardless of how many controversies, and there are many. As the family's fame grows, they become more dependent on one another for support through all the highs and lows of being in the limelight.

The "Southern Charm" franchise expands to Savannah, Ga., with this series that sheds light on the posh society within Georgia's oldest city. From bridge-club parties to oyster roasts, the social calendar is always full for Savannah socialites, including the longtime friends featured on this reality show. They are trying to make their mark on the world while navigating their legacies, love lives and personal relationships. The cast members include fashionista Ashley, who realized there's no place like home after traveling the world; modern Southern belle Catherine, who is on a quest for independence; businessman Daniel, who's a ladies' man by night; Atlanta native Hannah, who quickly learned "mama's boy" takes on a new meaning in Savannah; Hannah's boyfriend Louis, who recently quit his corporate job to become a full-time entrepreneur; and man-on-a-mission Lyle, who returned to his hometown hoping to make an honest woman out of his high school sweetheart.

This docuseries shows how the young, rich kids spend time in the famous ZIP code 90210. Despite coming from great wealth, each 20-something wants to find his/her own place, career success, or entrepreneurial endeavor. Besides good times, the show highlights the subjects' experiences. Those featured include opinionated perfectionist Dorothy, who flaunts her luxury on social media; blogger Morgan, who has a relationship with a castmate; Brendan, who holds a lucrative position at a real estate firm; and singer-songwriter Jonny, who is called "an emotional roller coaster."

Soon there will be "Real Housewives" all across America (for better or worse), as Bravo expands its successful franchise into Beverly Hills. Cameras follow affluent women (some regulars, others who recur) as they enjoy the lavish lifestyle only Beverly Hills can offer. The ladies change through the seasons and over time the cast has included former child actresses Kim and Kyle Richards, heiress Adrienne Maloof, restaurateur Lisa Vanderpump, philanthropist and business owner Taylor Armstrong and the one-time Mrs. Kelsey Grammer, Camille Donatacci (who alternates between a regular member of the cast and a recurring role during her time on the show).