title: use case diagram how do it better
body: <p><a href="https://i.stack.imgur.com/facDr.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/facDr.png" alt="enter image description here"></a></p>
  
  <p>hello, my first question is how I can place cases to better readability? I want to make this diagram fit on a A4-sized paper.
  But I am aware that this diagram may be badly made, so I ask you to advice, maybe I should share on the smaller part?</p>