B2B. Bobit Business Media, of the US, has acquired the Warranty Chain Management (WCM) Conference. WCM is an annual event which links professionals in the warranty management sector. Bobit was founded in 1961 with the publication Automotive Fleet and was family-owned until 2018 when it was bought by Gemspring Capital. The company has expanded through vertical sectors adding events and digital to its B2B information and claims a reach of almost 3m online users.