As a publisher—and when it comes to social media, we’re all publishers—you’ll find that keeping a well-fed bank of ideas is absolutely essential if you’re going to keep the good stuff flowing out to your audience.

If you’ve ever turned to Facebook for soliciting feedback on anything from event locations to software purchases, now … well, to borrow a well-known phrase, there’s an app for that: the new and improved Facebook Questions.

2011 is shaping up to be a banner year for online video. Just last week, YouTube announced plans to increase its staff by 30 percent, adding hundreds of new jobs just to keep up with the growing demand for online video assets.

When I was assembling last week’s Tweet roundup, I came across a post regarding LinkedIn … and suddenly realized that I’ve blogged next-to-nothing about the Web’s most popular business network.

As you probably know, we’re pretty active tweeters here at Resonance, and each Friday I give a rundown of cool content I’ve shared on Twitter throughout the week.

My “baby” nephew Tyler turned 20 a couple of days ago, and as I went to his Facebook page to post a birthday greeting (‘cuz nobody emails anymore, duh), I noticed his friend count: 626. Now Ty’s definitely not lacking in social graces, but he’s never been what I’d call gregarious. And yet 626 people have friended him online.

If you’ve been keeping up with trends in online marketing over the past year, chances are the term “content marketing” has crossed your radar once or twice.

Here are a few highlights from the week of February 28: