We lend energy 'kits' at our library, which allow customers to monitor energy usage in their homes and assess where savings may be found. Recently I had a customer ask about the whereabouts of one of these kits, and showed her where she could find it on our shelves.
Now, you need to understand that the kits consist of several parts: two energy meters, a power cost monitor set (all three in their own boxes), a CD, brochure, and folder with various documents. These are all contained within a larger Rubbermaid-type tote.
The customer went off with the tote to look over the contents and returned a little while later, looking quite satisfied. "I managed to get everything into my backpack," she said. "What do you want me to do with the container?"
Um, "you can't take the stuff out of the tote; you have to take everything with you when you sign it out," I explained, quickly wiping the pleased expression from her face.
"I can't carry the whole thing!" she said. "I'm on a bicycle!"
It's a shame her bike didn't have one of these: