kinds of campaign .Plz answer it in English
1.Kinds of campaign,you see on newspapaer,the magazine you,your colleague read,or you see at the department store.Just what you see,
2.Do those campaigns look popular in China,do you feel?And how can you join those campaign,do you send the postcard,internet or whatever the way you should contact to those campaign.
3.Could you give me some samples of the campaign you found there.