How wonderful would it be to start a business debt free? That is precisely what Girish Navani, founder of eClinialWorks, an electronic medical records solution in Weborough, Mass. did back in 1999. It resulted in him earning $100 million in cash, and $250 million in projected sales for 2012. His business philosophy? Make sure that recurring revenue exceeds operating expenses. Constant Profit “That way we know we can run a profitable business even if we don’t make a single new...