This technique creates a unique place to put an image on a card.
Because you are only embossing, it is acceptable to place one die rough-side up and the other die rough-side down.
This placement will create a large inside edge:
(A plate, B plate, dies, your card, 3 sheets of cardstock, tan embossing mat, B plate)
Large inside edge:
This placement will create a large outside edge:
(A plate, B plate, dies, your card, 3 sheets cardstock, tan embossing mat, B plate)
Large outside edge:
Circles are fabulous for this technique also.