Objectives for supermarket sales
1.Sales per month
2.Sales by gender
3.which customer type buys more?
4.which city or branch has the most sales?
5.Sales by products
6.Top products by quantity
7.Top products by profit
8.Top rated products
9.how customers prefer to pay (payment method)
10. Cogs to sales per month
11. the best-selling times
12. Relation between rating & profit /quantity
13. the average amount customers spend per invoice