Acorn is building a blockchain based crowdfunding platform that's the first to be free and open to any legal project in any country. It's a huge and growing market in the West and a completely untapped market in developing countries.
Acorn is airdropping 5 OAK (worth $7) tokens to 6000 airdrop participants in phase 5 and $1,40 for every friend that you refer! Your unique referral link works for all phases!
UPDATE 30-4-2018 Phase 5 is live for 6000 new participants! Go to airdrop form
https://airdropalert.com/join/acornAlready 20k people joined this airdrop over the past 4 phases