I am not involved in any of the social media, cannot stand it.I remember when Maritz started their facebook stuff about how you'd get more jobs-what a joke !
I don't see the issue. It's a good way to keep up with our favorite MSC's. You can often found out information about them direct from the source. You don't have to post, just read.
I've posted on some pages when I had payment questions that weren't being answered by emails. Apparently it was happening to others too, but someone did respond and we were paid.