The included CSV files are all real-world data sets that are usable with the Nexosis API.
Locations A through C and Products A through C are specifically vetted for forecasting.
Location D is vetted for impact analysis, with an impact date range of 2015-10-11 through 2015-12-31.
You can submit these files directly if you are using the provided C# api client. Otherwise, serialize the contents into the request and set your content type header to text/csv.