example 1:

1. feature "compose email"
2. wish, feature "compose email" discontinue+ back to main menue
3. nessesary, left push "email"-> not quite intuitive

/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