PSAs teach about specific topics, either through graphics or videos. 

Click here to make Wick Editor animations for intros & outros, like these:

sports Brodie.mp4
Clouds outro.mp4

Click here to make Piskel animations for intros & outros, like these:

Intro Adeline 4.mp4
Halloween intro.mp4
KTV PSA plan

Check out these examples of PSAs. Notice: 

>>> What is the issue? 

>>> What is the desired action? 

>>> How does the filmmaker try to persuade the viewers?

Antipiracy PSA (update).mp4
Healthy Kids PSA- Color of Life.mp4
Late to Class.mp4
pick up trash PSA.mp4
No bottle flipping.mp4
caring psa.mp4