Inkling:

adding new titles,adding genres/tags on a title,adding cast on a title,adding new people on MDL that aren't added yet or adding episodes on a drama.

That's all i know of.

I added genres/tags/actors except new people on MDL but i got Coins not contribution points why ? It's showing 0 points and 1vs2 level. 

how can you get points to edit tags 

 Killer_Queen:

how can you get points to edit tags 

You will get points for tags that you add once they are approved.

Please follow the guideline below on how to add tags:

https://mydramalist.com/profile/xxmai/feeds/pNlQohP

 Shinnosuke_Lee:

I added genres/tags/actors except new people on MDL but i got Coins not contribution points why ? It's showing 0 points and 1vs2 level. 

sorry for late reply i dont have notifications for forum replies.
that doesnt make sense,you might wanna ask on "Support" Section.
i've never had a problem with not getting contribution points.