See also:
What is a field?
How to run an action multiple times
In Email Parser, a field can store none, one or multiple text values. For instance, the default field “CC”, depending on the email, can be populated with any number of email addresses:
But fields with multiple values not only happen in the default fields of an email. You can also have your custom multiple value field. For instance:
Usually, when you capture more than one value in a field you use the loop action later in order to save it to a database, Excel file or Google sheet.