8 signs it's time to change jobsSeptember 24, 2007: 11:02 AM ET
It's best to move on before you get fired, lose your sanity, or both, writes Fortune's Anne Fisher in her Sept. 25 Ask Annie column. Have you ever quit a job that made you miserable? How did you know it was time to skedaddle? Or have you ever stayed too long and regretted it?