Informal Introduction is the debut studio album by American rapper Shade Sheist. It was released on September 10, 2002, through MCA Records. Recording sessions took place at Larrabee Studios, at Soundcastle, at Skip Saylor Recording, and at Westlake Recording Studios in Los Angeles. Production was handled by Damizza, Eddie Berkeley, KayGee, DJ Quik, Howie Hersh and Timbaland. It features guest appearances from Nate Dogg, AMG, DJ Clue, Fabolous, Hi-C, Knoc-turn'al, Kurupt, Vita and Warren G among others.