Factors to avoid whilst animating content

To have a successful animation, it is important to also know factors that can hinder the growth of your content. Such as overly animating objects within the animation, that often results in an overwhelming outcome that repels away the audience. To make whiteboard animation, you must keep in mind to fulfill tasks in their confined stages rather than jumbling them around and entangling your work. One of the most important factors is to keep the animations short, especially due to the fact that viewers come in with short attention spans that can be disrupted at any time of the video. Do you think there are any other factors that should be avoided when it comes to animating videos?