Defensive design: here’s a great experience Jason Fried had when dealing with Nuts.com.
Right before the final checkout step, they explained that the upgraded packaging is good for about two days, but since I ordered on a Friday, my shipment might sit at the UPS/Fedex warehouse over the weekend which would push it out beyond two days. Then they made it really easy for me to change my ship date to Monday to help prevent the melt.

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