A TV program says, they started this accounting gimmick, if you will, and they... What does "if you will" mean? Is it a short form of "if you will [a certain verb]"?
When should I say "She is gone", and when should I say "She has gone" (and why)? I think that when I mean "She went away and she's still there", it should be "She has gone". Are there exceptions ...