RRG – Restaurant Resource Group provides financial management tools and support services. The site contains fee-based information, services, and products, but their site also has a free “Tips & Articles” section with many interesting pieces.
Here are samples titles:
“10” Restaurant Financial Red Flags
Counting Your Beans with Confidence…A QuickBooks Primer for the Startup Restaurateur
How To Win The Menu Pricing Game
Restaurant Marketing: An Art and Science