JLM uses a proprietary method to track advertiser growth for Focus Media's (FMCN) outdoor LCD business. We monitor LCD screens for A and B channels and in-store/hypermarket channel, for tier 1, 2, and 3 cities. According to our research, March ad volume increased over a seasonally slow February, especially in the second-tier and third-tier cities. This report also looks at FMCN's acquisitions since its IPO and follows other trends and events in the sector.