If the answer is no, check out how Twitter has become a valuable outlet for creating communities of philanthropists and activists:
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Besides, it's quickly becoming the best way to communicate both publicly and in private with your social and professional networks.
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Follow @VeteransFirst and tweet:
I've got a fever and #StandDown is the cure. Watch what you can do to help: http://bit.ly/2AIeQI #veterans #homeless #military
Help spread the word about Stand Down 2009!