Where does the email address for the Confirmation Email come from?

Reports uploaded from the PRL Reporting Software: the email address is entered on the registration form for Option A, B, or C.
Reports uploaded through the NYSPRL web site: the email address is entered along with other contact and identity information.
Reports sent by email or other means and that included an identity.txt file: the email address is in the identity file.
Reports sent by email that did not include an identity.txtfile: the email address from which the original submission was sent.
Reports sent by other means and that did not include an identity.txt file: email address might not be available. In this case, no Confirmation Email will be sent.