Please use this hashtag for sharing yourself in your outfits only! (40plusstyle.com)
Anyone can use that hashtag in a tweet, but mostly it is used by principals and educational leaders to share interesting articles and blog posts relevant to education, learning and leadership. (pairadimes.davidtruss.com)
You can also use hashtag archives for keyword research to investigate which words tend to go in close proximity with the chosen hashtag. (entrepreneur.com)