April 14, 2011 05:40 pm GMT
Original Link: http://feeds.mashable.com/~r/Mashable/~3/WeFG4zyBRe4/
The PR Pro's Guide to Twitter
The Social PR Guide Series is supported by Mynewsdesk. Our online newsroom makes it easier to exchange news with key influencers, reach top of s…Original Link: http://feeds.mashable.com/~r/Mashable/~3/WeFG4zyBRe4/
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