If you see your own identification (I.D.), then such dream shows how assured you are about yourself. If you lost your I.D., then such dream shows the lost identity of your own. Perhaps you do not know who you are anymore.
Dream dictionary: Identification dream meanings
Folders in a dream symbolize financial resources or proper identification. Dreaming that your folder has been stolen indicates that someone tries to take advantage of you. Dreaming that you lost your folder suggests you should be more cautious with expenses. You should be more responsible with your money.
…and her identification was startlingly corroborated by the servants, who, unable to restrain their excitement on seeing her, simultaneously exclaimed, ” The ghost! The ghost!” It then transpired that, for some time past, the house had been haunted by the phantasm of a lady corresponding in every detail to Miss G; and as Miss G was found to be as familiar with every room and passage of the house as if she had lived there all her life, it could only be deducted that she had constantly visited the place in her immaterial body, and that it was her immaterial body (projection) that had been seen by various inmates of the house and taken for a ghost.T. Charley, in his News from the Invisible Worlds quotes the following curious example of a murder prevented by a thrice -fold dream: “Monday, April 2, 1781, I was informed by a person in…