Harbor Master is now the #9 Top Paid Game in the US! You excited? So are we! To celebrate, we're giving away 10 promo codes on Twitter! You just need to follow me (Natalia), Keith, and Imangi, and tweet this: RT @imangi Want a chance to win Harbor Master, a Top Ten game on #iPhone? RT and we'll pick 10 winners tomorrow! http://www.cli.gs/BaULj6 We'll pick 10 lucky winners at random by tomorrow. Good luck, and happy tweeting!