I used it at jamba juice about 3 months ago. I was the first at that location, and the whole staff came out to try and figure out how to get it to work. It to

I used it at jamba juice about 3 months ago. I was the first at that location, and the whole staff came out to try and figure out how to get it to work. It took about 1.25 man hours (15 minutes * (4 staff + me)) to use the free $10 for joining!