Today begins with LSI Industries ( LYTS), which provides corporate visual image solutions to the petroleum/convenience-store industry. It has been rated a buy since September 2005. The company's revenue growth outpaces the industry average, and it has no debt to speak of. LSI's net income increased by 56.3% in the fourth quarter of its fiscal 2007 compared with the same quarter one year ago, rising to $6.96 million from $4.45 million. These strengths outweigh the company's low profit margins.