1) Hashtags are used for connect to audience to collaborative workings.
2) Hashtags help people to reach popular topics.
3) People who retweeted to hashtag can be heard their voices with hashtags.
4) Users send a twits with hashtag to other people to get discounts with interact other people.
5) Celebrities use hashtags for their fans to take attetion.
I didn't know that retweets help hashtags to take an advantage in trending topics list. Thank you for that:)
YanıtlaSilIf Melih Gökçek is a celebrity, he is much more affective than Justin Bieber to take attention for being on that list.