Shopify/active_fulfillment — pull request #33 by DavidGeukers (2014-02-03 21:07:57+00:00)
Title: upcase amazon postcode so they can read it

Amazon is apparently set up to only parse postal codes that are in all caps. This has caused them some troubles recently, so I'm just setting postal codes to send UPCASE.

@csaunders
@pickle27