This screen will help you choose the method you wish to use for adding new subscribers - in this section we will use the first method "File upload".
You will need to select the character which will act as an enclosure for the field - for example field between single or double quotes.
If the data you are going to paste has the fields enclosed using single or double quotes you will have to select appropriate option
Once you populate the fields - click on the "Next" button to go to the Step 2 of file upload method.
Here you will need to map the fields within your system with the import data fields. If you have custom fields within your mailing list they will be displayed in the drop down.
You should always map the email address field with the email address within import data.
There is an option to ignore certain fields as well if you do not wish to import them.
If you are going to import new subscribers to the list always select "Don't add to suppression list" option.
If you are importing subscribers to suppression list global or list based then select the appropriate option
Once the options are populated click on the "Next" button to proceed to the import results step. The result screen will give you the details about the import process completion.
Adding Subscribers using external MySql Database