You can't actually include pictures in your tweets. However, you can use TwitPic to upload your pictures which then tweets the link on your Twitter.
A follower is someone who "follows" your tweets. Your tweets will appear on their timeline. Twitter follower - is someone who follows and subscribes to your tweets or post.
If you are not a member of twitter, but read someones tweets is it anonymous?
He seems to be a JW by his twitter tweets
by using computer
There's no way of knowing. He receives a lot of tweets and can't reply to everyone.
Beyonce's twitter is twitter.com/beyonce. She never tweets though.
To send tweets you must make a Twitter account.
When you follow someone on Twitter, their tweets will then appear on your "timeline". This means that you don't have to go to someone's individual profile to look at their tweets.
You write your message in the same place that you send normal tweets (the big white box at the top of the page). Start your tweet with the persons username (@username)
To unprotect your tweets go to settings and uncheck the protect tweets box.
You can tweet about anything, there aren't any "set" tweets that people use.