[1] The housing on the reservation lacked indoor plumbing, with a small meeting hall and a deteriorating one-hundred-year-old Catholic Church.
[1] After the state of California allowed Native American tribes to open gambling operations, Sandoval was approached by Pan American International, which operated a Seminole bingo hall in Florida at the time, with a proposal to open a bingo hall on Sycuan land.
She overcame initial resistance from the Sycuan tribal council regarding the idea of opening a bingo hall on reservation land.
[1] The Sycuan Band used the revenues from the casino to build new facilities on the reservation, including a new fire station, church and clinic.
[1] Unemployment, which had been rampant on the reservation before gaming, became nonexistent and the Sycuan Band of the Kumeyaay Nation became one of the wealthiest tribes in the United States.
[1][2] Anna Prieto Sandoval died of complications of diabetes at her home on the Sycuan band reservation on October 28, 2010, at the age of 76.