There're many benefits to advertising on YouTube. It's a unique platform which allows your clients to reach potential customers who're engaging online. You can set up YouTube campaigns through AdWords interface. And, with new YouTube Video Targeting Tool, you can target specific audiences based on interest, demographic or specific video content. Your clients can create their message and share it with consumers with their videos or display ads.
Additionally, after running a campaign, you can use YouTube Insight to learn how potential customers are interacting with your clients' videos.
There might be some confusion around YouTube ad formats, so here's some clarification: