If the other person isn't on Twitter already, you can send them an invite to join using the Find People section. They'll automatically follow you upon joining in this manner. If they're already on Twitter, you can try following them. Who knows? They might just follow you back.
Following means that they will be kept up to date with your tweets on Twitter. It works in the same way as your friends list on Facebook and the "Follow User" feature here on Answers.
There is no way of knowing if someone visits your Twitter.
There is no way of knowing when someone's Twitter account was created.
No there is no way of knowing this.
There is no way of knowing this.
No. The only way to see who follows you is by clicking on your 'followers' list.
No there is no way of knowing who has viewed your page.
No there is no way for anyone to know who has viewed their profile.
If your twitter got suspended by the Twitter team and you think that was a mistake, file a ticket at http:/help.twitter.com. Consider waiting a while, they might correct the mistake without any request. If you think someone deleted your account when able to login using your credentials, there is no way back. Please notice that you can check which happened by following to your twitter URL.
The only way to know if your friend request has been declined is to request to be their friend again. If it lets you re-request, then they denied your friend request.
If you would prefer to give permission to people to follow you then it would be better to protect your tweets. This way, you will be sent a request when someone wants to follow you and you can choose to either accept or deny that request. If, however, you don't mind and don't have an issue with anyone being able to view your tweets then public is the best option.
because they give you a request to be there friend