"Obviously providing good customer service and quality service to deserving customer is priority as for me I am planning to start grocery store I think bank will give me loan without any hesitation buck lack of adequate knowledge about it kinds a bitch "

If your RESEARCH strongly suggests you that you will have CUSTOMERS who will buy from you...then you should start your business...Knowledge will arrive as customers start to come in and tell you what they need and you go look for what they need....You must make sure that CUSTOMERS will come