In designing shorthand theory, it is important to decide Basic principle and Strategy.
How fast writing, How accurate transcribing, How much Added Value, How easy to master should be described as numerical values.
In normative case, an author would make students to write shorthand letters as exactly as given standard model.
In another case of Realism, an author allows individual managing in writing shorthand letters.
But it is not absolute to systems but it depends on an instructor.
Writing principle it to set writing course on a paper, from upper left to right and so on.
What material is selected Longhand, Geometric figures, part of script and so on.
Composition is possible Basic letter, Abbreviation, Idiom and so on.