I've been known to subtly mention things happening on AVS while on other communities where there's a discussion that warrants it. Not to the point of blatantly advertising the site, just something like an occasional "We discussed this at length on AVS Forum and...".
What I'd LOVE to see is a mob mentality version of that where members do the same in Facebook groups but I haven't figured out how to accomplish that without being too spammy.
There are of course newsletters, AMA's, contests, setting up regional get-togethers with dedicated threads & pics, etc.
Sometimes it's as simple as noticing that a usually frequent poster has been absent and quoting a post or two of theirs to get them churning out posts again.
What I'd LOVE to see is a mob mentality version of that where members do the same in Facebook groups but I haven't figured out how to accomplish that without being too spammy.
There are of course newsletters, AMA's, contests, setting up regional get-togethers with dedicated threads & pics, etc.
Sometimes it's as simple as noticing that a usually frequent poster has been absent and quoting a post or two of theirs to get them churning out posts again.