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Now you can either create a new email list or click on the Edit link to upload email addresses in an existing email list.
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Once you select a list or create a new list, You will be under List Overview. Here you can upload Email Addresses to the Email List. Enter in one Email Address per line and click Upload.
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According to the license level additional variables can be uploaded.
Under Add Email Addresses click on the custom data format and select the appropriate format.
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Type in the Email Addresses along with the Variables separated by commas. Enter each Email Address on a new line and click on the Upload button.
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