1: Understand the characteristics of your company's cuisine and for the main population
2: examine and understand the heart of your staff (understand the heart of each person you can better manage them and arrange them to the right job)
3: the most important thing is to grasp the food hygiene (a lot of stores is)
4: with a smile to deal with customer complaints and suggestions for the store (because you are the store manager is the leader, if you do not have the ability to deal with urgent problems your employees will not serve you)
5: the following incentive program for employees and punitive measures (which can effectively change the staff's attitude towards work)
Answer may not be very good hope I hope to make progress together to learn it.