CSV Files have been well explained elsewhere on the internet. They’re very easy to create, and are easily exported from Microsoft Excel or Google Sheets.
The CSV Importer extension will deal with most formats of CSV files, it’s main prerequisites are:
- .csv file extension
- Comma-separated (goes without saying with CSV files)
You can see an example of a CSV file format by downloading our empty sheet below, which has some example column headers already set up for you.