Visit the Probit Registration page. Register with your details and verify email. (+100 SKYBIT) Visit the SKYBIT website, create an account and verify your email. Complete your SKYBIT profile. (+200 SKYBIT) You will receive 300 SKYBIT tokens. You can earn an additional 100 SKYBIT for every referral who sign's up on ProBit. For more details about the airdrop, visit this Official Post.