Hallmark greeting cards and others add personal videos to the mix : NPR
Hallmark Launches All New Way for People To Send Greeting Cards with Personalized Videos - Hallmark Corporate
Hallmark Just Because Cards Assortment with Card Organizer Box (Pack of 10)—Congratulations, Sympathy, Thinking of You, Friendship : Amazon.co.uk: Stationery & Office Supplies
Hallmark 5EDX1012 Pack of 24 Handmade Assorted Boxed Greeting Cards, Herringbone Pattern—Birthday, Baby Shower, Wedding, Sympathy, Thinking of You, Thank You Cards: Amazon.co.uk: Stationery & Office Supplies