The first thing we'll need to do is create a readable Excel spreadsheet. An explanation of Excel in any kind of detail is out of the scope of this chapter (and book); however, in Excel, create a new spreadsheet and insert a table as follows:
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Rename the table (this will make it easier to identify later):
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At the time of writing, some versions of Excel (the free online ones) don't support the renaming of a table.
Save the Excel file in your OneDrive account. We'll come back to this file shortly as it will be used, essentially, as a data source for this application.