Any particular aspect of Restaurants? Listings of restaurants in an area? Rating restaurants against each other? Menus and prices? Recipes? Accounts and financial transactions? Remote ordering? etc... Just "restaurants" seems an immense area of interest.
Hi If you are serious about a complex Restaurent DTD, I personally know a DTD expert who can help you for a reasonable amount. If you contact me, I can provide you more details. Rajesh