Mailbox has given me access to their beloved Beta and several "Betacoins" to share! First of you to download the Mailbox Beta App for OS X and drop in one of the unused Betacoins gets access:

For those of you that don't know, Mailbox is an awesome email client that makes it really easy to keep control of many busy inboxes. It's by far my favourite client and I've been hoping and praying for Beta access since they said they would be releasing a desktop version of their killer mobile application.