Hmmmh... must have expired. In either case, business practice patents are the craziest idea I ever heard of.
I agree. Now, if Netflix patented their envelopes, etc, and Blockbuster infringed on that patent, they may have a case.
But, how many companies out there use return postage, etc?
Oh, and I think the Burger King in the next town over has a play yard thing too. And these are fairly old stores.
Oh, and Dairy Queen in the town where I grew up.