Right now you can get a Free $3 Credit from Snapily. These are actually the cutest cards that you can get in either 3D or 2 pictures in one. You can choose from photo cards, greeting cards, bookmarks and more. You can get some products for as low as $2.99 which would be free after credit. Shipping runs around $2.25.
Would make a cute, inexpensive Valentine’s gift for the grandparents.