Be impressive with personal opinion
Just like blogging, everyone can copy an article and paste it onto their blog. However, people read blogs not only to know about things happening but to know what that particular blogger’s opinion is on the matter.
When you speak or give a presentation, try to squeeze in a few of your personal thoughts on the matter. Of course these should be prepared early on. However, you should make it as if the ideas are “just in” while you are presenting. That will differentiate your presentation from the rest, and when you see the interested look on the faces of your audience, it will elevate your presentation to another new level, a level where you start having fun.