The reason you don't want to do that is because they can just reject the postcar... | Hacker News

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		jedberg on Aug 25, 2013 \| parent \| context \| favorite \| on: How Not to Sell Bitcoin on eBay for 300% Profit The reason you don't want to do that is because they can just reject the postcard. That's why you have to give them needed info on the card. The point of the temp key is so they can get immediate satisfaction.

bitJericho on Aug 25, 2013 [–]

You could offer other services that having access to a valid key gives you, such as support, updates, community, so on.

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