This table is extremely beneficial for learners of Arabic because it; 1) Summarizes the different Verb Patterns of Arabic words
2) Then tells what each Patterns meaning is, in its; Past / Present and Tenseless (Masdar) form.
3) Gives Examples to show how the Patterns work.

How to Benefit: if you ever see a Verb (the 3 Main Root letters) Word fitted into a certain Pattern style, you can compare it to this Table and see what is being meant.