This document summarizes ALC Networks' use of Twitter for social media marketing from 2009 to 2010. It discusses how ALC began using Twitter in 2009 with 5 employees and grew its follower count to over 9,700 by 2010. It also details ALC's efforts to drive traffic to its website and iPhone app through targeted tweets and high retweet and click-through rates, with a peak of 3,000 clicks from a tweet in April 2010 representing a 32.3% click-through rate.