
In 2012, HGTV signed the couple to produce a show for the network. HGTV producers had also noticed the couple's Instagram profile, which featured before and after profiles of several renovation projects. Pie Town Productions expressed interest in the tape. In 2011, Tarek El Moussa asked a friend to help him make an audition tape for HGTV. The business is now owned by Tarek and Associates, a sole venture of Tarek El Moussa. The El Moussa Group was dissolved in 2018. The trio continued to flip houses, expanding their real-estate investing business into Arizona and Nevada. In 2010, the El Moussas, along with their business partner Pete De Best, bought their first investment property in Santa Ana, California for $115,000, selling the property for a profit of $34,000. The El Moussas went from living in a $6,000-per-month house to a $700-per-month apartment in just a few years. When the housing market plummeted after the October 2008 stock market crash, their real estate business suffered. The husband-and-wife team sold real estate in the southern California area.

Hall ran the real-estate agency Tarek and Christina: The El Moussa Group with her first husband Tarek in Orange County, California. In 2005, she first met future husband and business partner, Tarek El Moussa while the two were working as real estate agents at Prudential. She went to school in southern California and began working in the real estate industry after graduating from San Diego State University. She has a sister, Carly, who is ten years younger.
