No you can't.
People won't be able to use the Retweet function on your tweets if your tweets are protected. This doesn't stop them copying and pasting your tweet and retweeting the old way though.
You can't. But you can block people or protect your tweets, but if you protect your tweets people can not retweet them.
You cannot see who is viewing your stuff unless they retweet or like any of your tweets.
You can't retweet them because the user wants to keep their tweets private.
It will tell you underneath the retweet.
All what happens is that you can't favorite or retweet their tweets, but when you mention them, it won't show up in their notifications.
No, they do not get a notification when you visit their page. The only way they would get to know it is if you would retweet or like one of their tweets.
To do a retweet on Twitter by someone famous you can either use Twitter's in-built retweet function or type 'RT@username' where username is the famous person's username on Twitter and press 'tweet'.
No she doesn't.
The layout frequently changes and advertising is about to start appearing. You are also given updates on recent tweets since your last refresh as well as a retweet button.
There is a limit to how many tweets that you can send in a certain amount of time as a precaution for spam. It's really to stop those accounts that are made just to send spam tweets.
Retweet