A word or expression went before by a hash check (#), utilized inside a message to recognize a watchword or point of intrigue and encourage a look for it. At whatever point a client adds a hashtag to their post, it's ready to be ordered by the informal organization and ends up accessible/discoverable by different clients.
IN social media # tag is playing major role, why becuase insetaed of search engine keyword method, social media is using # tag as a keyword ,when search done for particular term based on # tag all results you can see in that.
Hashtags helps us get easily identified and searched by the people. Whenever any words or phrase used after a hashtag is searched for, our post would be displayed. Thus we may raise our visibility or readability through hashtags.