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So you simply want to provide the current date to your users, in the email autoresponder.
You can do this in several ways, with the most common being by adding a new DateTime field to your form, and setting its default date to be either the current day, or set it as "today".
I see that you have already done this on your form named Tag Team, where the autoresponder will display a date from the DateTime field named "Date Of Signup":
If you need any further assistance, please let us know.