October 6, 2009 at 10:04 am #4826
Have a look at how the table object can be manipulated and perhaps there is a method there in terms of how you may be able to check a box in a visible table, and that can then copy the email address into a hidden table object where you then set up your notification on that hidden table object.
/Documentation/manual/html/fl_working_with_tables.htm
as to the notifications, if you are unable to send notifications to external users this is likely to be a security setting on your mail server. review the mail server log files and the reason will probably be detailed there and your mail admin should be able to resolve that for you