Here’s an example of how it works on
For a technique or procedure …a "slice of life" example based on a real system …
For a technique or procedure …a system that I have been developing …
For a technique or procedure … a toy example, perhaps motivated by reality
The "slice of life" example is most likely to be convincing, especially if accompanied by an explanation of why the simplified example retains the essence of the problem being solved. Toy or textbook examples often fail to provide persuasive validation, (except for standard examples used as model problems by the field).