For all you trade mark owners out there, you may want to take note of the recent micro-blogging trend called Twitter. Twitter is an online service which allows you to communicate and broadcast near-instant messages to anyone who cares to subscribe to your online message feed about your current activities – which sounds like a modern and low-cost way to keep in touch or build a loyal fan base for that trade mark you have been promoting through more “traditional” channels. But if you were looking at getting into the “twittersphere”, you had best do so quickly, before someone else decides to register your trade mark as their user name.