A handy uptime and downtime conversion cheat sheet in PDF by Royal Pingdom: http://tinyurl.com/cvl2jy
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
A handy uptime and downtime conversion cheat sheet in PDF by Royal Pingdom: http://tinyurl.com/cvl2jy