We are Calendar, trying to make the world a much more productive place.
Entrepreneur, Writer, Online Marketing Guy, Blogger, Husband and Full Time Computer Nerd. Founder @Calendar and @Due
Renzo Costarella is an entrepreneur, avid learner, and startup enthusiast currently living in Silicon Valley.
We are Calendar, trying to make the world a much more productive place. Check us out online at https://www.calendar.com.
Writer: Inc.com, Entrepreneur.com ~ Advisor: http://t.co/7sYwBxg4W9 ~ Fantasy/Sci-Fi Nerd ~ Futurist ~ Tweets are my own.
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