Micro-blogging platform Twitter has 32 million users, which is an enlarge from about 2 million a year ago, according to research mentioned in The Wall Street Journal. Some Internet measurement services show that form increasing 50% to 100% month-over-month. While it is not clear that Twitter will become as large as social networks, My Space and Face book or video-sharing site You Tube, the company could certainly have 50 million viewers by the end of the year.

- Outdoor ads are used approximately everywhere in the world because of their simplicity and the relatively low cost of creating them.

- Twitter will become a huge platform for discuss stocks and other financial instruments and will probably replace message boards like the ones at Yahoo!

- Large media companies are already using Twitter as a way to alert persons to breaking news and new features.