(Reuters Life!) - A group of southern French monks adhere strictly to the centuries-old rules of their monastery as they pray and work in a small community. But with modern marketing techniques they are lifting the wines they make to must-have items on exclusive tables in France and abroad. The 20 or so monks of the Lerins Abbey on a small island in the Mediterranean near Cannes make about 30,000 bottles of wine per year, in between their regular religious duties.