According to a blog post today online calendar application 30 Boxes has passed 300,000 registered users. That’s really an impressive number for a small company like 30 Boxes. What’s interesting about the number is that most users registered with it after it launched its Facebook application in July. While the number of unique visitors has increased before already Facebook provided a significant boost (see the Compete chart). Facebook has some positive effects on other companies it seems. 
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marcel weiss
