how can i partcipate in the @op. I am not a devloper. And whats the last date of applying for this
You can go to
https://decred.org and fill in the airdrop form. Let me know if you have problems with it. You can sign up until right before the launch date - but this is tentative as Jan 18th. Obviously a good idea to get in early because waiting that late could cause problems with correspondence between the project and yourself.
"Online presence with reasonable activity"
I filled this form by link to my profile in one of social network, is it right ?
and it would be nice to get an email confirmation, but nothing