Want to trend on twitter for a day? That'll be $120,000 please

So Twitter has found a way to make money, they now charge $120,000 a day for promoted trends reports ClickZ. And the advertisers keep coming back for more.

Big dollars come in from brands like Toyota, HBO and Samsung - all of which have run a Promoted Trend recently; however, Twitter aims to bring in smaller and mid-market brands through its inside sales team as well. The firm's Promoted Accounts and Promoted Tweets offerings are auction-based while Promoted Trends now cost $120,000 per day - up from $25,000 to $30,000 at launch in April 2010, according to Bain.
The company also recently began requiring that advertisers spend a minimum of $15,000 over three months on bid-based Promoted Accounts and Promoted Trends offerings.