Main reasons for "Moved On"?

[BrotherBob]

What are the main reasons for the posting under a members avatar stating: "Moved On"?
If a member has moved on, can a member come back?

 

[retired1]

Moved On is a nice way of saying they're not welcome back to ECF.

 

[ImThatGuy]

Someoned dropped Thor's ban hammer on them...