this is my first time doing this vut i think it just updates

As long as you use the same email address and full name, you keep the
same record.  Any changes just update that record, and it does try to
remember all the latest info you've posted (so you don't have to post,
for example, a monthly-goal on every post if it already knows what
your goal is).  Yours, for exaple, is tied to this:

       From: Amanda <amanda08@nospamgmail.com>

thanks!