Mimeo.com, a six-year-old, privately owned print shop, has always had  an online approach to the print medium. It provides clients with customized printing with a one-day  turnaround time, on items approved by 5 p.m. The company claims its  1,500 corporate clients, including Citigroup, Burger King, Jenny  Craig and Heineken, save money by controlling print amounts, not  requiring storage and seeing better results with targeted creative. It a cliché to say that the world is moving ever faster, said Jeff  Grill, vice president of marketing at Mimeo, New York. But digital  printing is bringing down the costs usually associated with print. Mimeo revenue increased 68 percent in 2005 versus  2004 to about $50 million. The company projects extensive growth for  2006, too. We've taken a work process that was labor intensive and made it  easier,