This brings merit to the deceased by his or her descendant's continuing to do mitzvot in this world. Dear Baruch, The soul, or neshamah , of the departed derives joy from the kindling of lights. This enjoyment brings the neshamah to a state of spiritual expansion. The neshamah itself is a portion of light drawn from the light of the intellect. It comes and sees the light burning for it, and receives spiritual satisfaction from this.
Some authorities write that it's best to light the yartzeit candle in the synagogue.
Perhaps this brings merit to the deceased by enhancing the honor and ambiance of the synagogue. All rights reserved. This publication may be distributed to another person intact without prior permission. We also encourage you to include this material in other publications, such as synagogue newsletters. However, we ask that you contact us beforehand for permission, and then send us a sample issue.