email them..they are apparently terrible at their jobs.
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I'm unsure as to why the referral wasn't applied and a few my colleagues tried to chip in and figure it out but to no avail. However, I've decided to award a coupon for the same amount.
Technical difficulties certainly are difficult and I know how frustrating they can be andAirbnbdoesn't wish to punish our users for things out of their realm of control."