On: Why Quit? Because the other company has bigger mo...

[nollidge]

Elicit anonymous feedback. It's hard (for me, at least) to complain face-to-face, especially to someone who writes your checks.

[ToastOpt → nollidge]

Ditto. Also, from previous managers they may have learned that criticism, even constructive criticism, is a great way to bag a negative performance review. Such effects need to be accounted for.