Twitter is an amazing micro-blogging where you can tweet within 140 characters about anything.Twitter is different from other social networking sites..you can follow anyone from celebrity to normal people and you can reply to their tweets etc..and yes you can protect your tweets if your non-followers dont want to see..you can retweet the other tweeples tweets if you like and so on.
lot more to explore in twitter
Main thins you need to know
Follow - you can follow the person in order to get their tweets in your timeline
Followers- people who follow you (healthy interactions and tweets make more followers)
DM- also called as Direct message where you can personally message to your followers (*you both must follow each other in order to converse personally)
Tweeples- Twitter user are called as tweeples
Trends - Trends are the real-time one..it shows the topic which are mostly talking in twitter (it also have india trend, worl-wide and son)
Hashtag - Hashtag (Ex : #MouthShut_Official) are easy to find who are all talking about the particular hashtag.
Happy Tweeting!
Regards
Sathya
@sathutweety