Very Nice Corner Punching Tutorial

It's really a strange coincidence, but right after I posted my first Punch Around the Page card, the blogs I follow on the right refreshed and I checked a new post on one of the blogs. At the bottom of her newest card was an interesting thumbnail, so I clicked on it. It was a very very cool way of using these punches to make another corner inside. The post is on Wenche's blog check it out!