90% of all marketing are done by advertising agencies, and I don't see them switching their strategies anytime soon to embrace (especially) inbound marketing as the strategy and not an add-on to the strategy. chrisbrogan.com Home About Speaking Rockstars Newsletters Contact Best Of How to Start Speaking at Events December 8, 2008 · Comments One day, I wasn’t a speaker at conferences, and then I was. And then a little while later, I was a paid speaker.