visit the forum for at least 15 days - it doesn’t have to be every day, but then it will be longer, so it’s worth pressing right away
leave at least 1 like every day
get at least 1 like every day
reply to at least 3 comments in 3 different posts
jump into at least 20 different posts and leave your mark - it’s not every day anymore, it’s a total of 15 days
read at least 100 posts in these 15 days
spend at least 60 minutes reading posts - you can check your stats by clicking on your profile → stick figure → summary