Of course you can open a restaurant chain store in an office building, but you have to consider the following issues:\x0d\\x0d\ One, you must obtain the consent of the owner and the property management company;\x0d\ Two, you must solve the problem of the flue. You can use a larger exhaust hood. Or turn to a professional company that specializes in treating fumes. Let them help you solve the problem;\x0d\ 3. Is there a demand for fast food upstairs in your building? If the share is not up to your projected how to do? \x0d\ four, fast food positioning, the price is too high, people would rather go downstairs to eat; \x0d\ five, the restaurant's decorations, decoration and your business object to coordinate; \x0d\ six, marketing tools, such as: to decide in advance, to give not to the various floors of the delivery of food; \x0d\\\ x0d\ Of course, in addition to the above, you should first determine your cost, around other competitors The situation; do what you can afford to do ah!