Once the Analytics & Reporting team have added these 2 new fields into your s/c/u-specific export definitions, then you can proceed with your marketing effort and/or event communications as normal. Your exported excel file will appear with the default Addressee along with the 2 newly added fields as shown in the image below.
The names in this spreadsheet are made up and provided only as a way to show examples. Also, the order in which they may appear in your files may not exactly match the order in the example below.