Author Jason Alster uses QR code video card technology to market book.

Leaving Home Going Home Returning Home might be the first book to use QR code, video book trailer, and smartphone technology on a vodeo card by Send Out Cards to promote and market book. Now you can show your book's video book trailer by card to someone with a smartphone. You do not need a computer with you anymore.


Need a book trailer?
https://sites.google.com/site/booktrailervideos/