The card size should be 320 x 424px.
The first think to do is to change the Target Email address in tab4.html.
Please set there your own email.
Also please keep all files in existing template, but you can add some more card, pages.
Test your application on device. Choose a card, you will have in the right top corner a button "Customize" click on it. You will have a new opened page, tap there your greeting message, name. After that click on button "Send" you will have 4 options:
1. Send by Email
2. Post on Facebook
3. Save to Library
Bellow see a small tutorial, to use Christmas contact form:
1. Choose your template:
2. Select Edit Pages:
3. Choose Contact page form:
4. Choose Edit and set your email and your confirmation message:
5. Save all changes and Done: