A Practice Note: Overview discussing the provisions and application of California's Unfair Competition Law (UCL) (Cal. Bus. & Prof. Code §§ 17200 to 17210), sometimes referred to as California's Little FTC Act. This Note describes the purpose of the UCL and federal background potentially relevant to its interpretation, details the conduct that the UCL covers, identifies who may be liable under the UCL and who may bring UCL actions, outlines the remedies that may be applied for a UCL violation, and summarizes certain recent UCL-related decisions.