Website idea : I offer Twitter accounts !

What I if sold my Twitter account ? Twitter is offering to post simple messages (about 140 characters) to its subscribers and is beating audience records.. But what companies are using this as a real communication tool ? Well, domain names (.com) certain accounts (Sanofi, Veolia, Googleinc, Alcatel, Havas. Procter etc.) have already subscribed to Twitter and are for sale ! What a concept ! To receive the ebook 100 website and business ideas, click on : 100 website ideas !