You can create and use these everyday on social media networks, YouTube channel and of course your own website.
All you need is a famous quote or a current/past event that went viral or people paid attention to. Next create a 20-30 seconds attention grabbing mini story related to that quote or event, and follow it by a 10-15 seconds ad.
People tend to remember what they see in short videos better than long boring ones.

Work Until You Die
Here is a new way for Explainer Videos, using famous quotes to get your message across.