Beispiel 1: example 1:
1. feature "compose email"
2. wish, feature "write an email" discontinue+ back to main menue
3. nessesary, left push "email"-> not quite intuitive
Beispiel 2:/example 2:
1. feature "edit contact"
2. wish "break edit" + back to contacts
3. nessesary, left push contacts-> not quite intiutive
suggested solution: place symbol "X" left on top to signal break down