Question:
Is it true that the neshamah is present in this world for three days after a yartzeit
Answer:
Hello,
It is written that if a person can't go to the cemetery on the yahrtzeit, that they can go three days before or after the yahrtzeit.
Best wishes
Sources:
ע' נטעי גבריאל אבילות ח"ב פע"ו אות י"ח, שמביא שכ"כ בשו"ת נחלה לישראל סי' נ"א.