Two quick links to share.
The first is from Mashable, and it looks at clicks-per-share on Facebook vs. Twitter. In Mashable’s sampling, Facebook creamed Twitter. This counters a SocialTwist study done late last year that gave Twitter a big advantage.
Whatever the reason, it’s clear that both networks have their advantages–and both can generate reach.
The other post, by Ragan Communications’ Priya Rames, is self-explanatory: 5 excruciatingly dumb things PR pros do with social media.