Hello

You can join airdrop if you have 100 onions in your wallet and wear onion signature

You must have at least 5 post 50 character here on talk and 3 post on community forum.

I suggest you read the OP on first page and register on community forum: https://deeponion.org/community

If you have any question, just ask

we have very good article about "How to start". I think it will help you 
https://deeponion.org/community/threads/article-guide-sir_justins-bag-full-of-faq-to-get-on-track.14719/