What makes Units in the City by Shawty Lo notable?

'Units in the City' is significant for its chart performance, peaking at number 14 on the Billboard 200 and solidifying Shawty Lo's presence in hip-hop. The single 'Dey Know' became a regional anthem, influencing the crunk movement and gaining extensive radio play, which showcased Atlanta's burgeoning hip-hop scene. Released on February 26, 2008, 'Units in the City' marks Shawty Lo's debut studio album following his success with the group D4L. At this point, he was transitioning from being a local underground artist to a mainstream figure in hip-hop, particularly within the Southern rap scene.