-remove the first rows and then promote the second row as the header.
-The format of the Date column values isn't consistent. It has two different delimiters. Some of them use the dd-mm-yyyy format, and others use dd/mm/yyyy. Replace all / by - to format all dates the same way.
-Create new column using the DAX function Date.YEAR,Date.MONTH.
-Compute total sales by adding a new measure called total sales to using sum function.
-Create visualization for Total Sales using: a.The Year column b.The Category column c.The #Total sales measure
-Compute the Total Sales by Year with Category -Top Three Sales on Average -Compute the Net Profit for 2016 by Segment