If you go to this cart and place an order (it's not live yet, you can log in as a customer using email address firstname.lastname@example.org and password tests), you will see on this page:
and this one:
that there are billing and shipping addresses. My client would like me to add in the customer's phone number and email address. (which we have in the same database.)
I'm pretty sure that I do that on:
But I really don't know how. I am attaching those two files here, with the exttensions changed to txt. I hope I have the right files, and that someone can help! Thanks in advance!