So you want to set up a Twitter account, how do you do that?
You can follow the basic step by step instructions from Twitter
You can follow the advice from TwiTip (more step by step screen shots)
There are a few YouTube videos to view and follow like this one:
And the key thing you should do before you start to create your account is to determine what you really want to do with it. Are you going to represent yourself? or your business/company? This should lead to your choice of name. Your name or Twitter handle should be consistent with your brand.
When you set up your account, if you would like to follow me, you can find me at @shersteve