EN 
FR No, because the data mapping during import allows you to assign the ‘email’, ‘start date’ and ‘end date’ columns required by IRIS. The rest is ignored. Remember to create at least one ‘email’ column; this is the only mandatory one.
Other questions
- How can I differentiate between my teams?
- How do I prepare the import file? Should I ask my clients for an Excel file containing only email addresses?
- In what circumstances is a token considered to have failed?
- Is it better to create parent groups, or a parent group with sub-groups underneath it? Is there a difference?
- Is there a limit on the number of emails that can be imported from participants, and in IRIS in general?