http://lakesidemarinahickory.com/about-lakeside-marina/ PERFORMING PROMISES
[14b bottom] R’ Yehudah Hanasi [redactor of the six orders of Mishnayos (part of oral law)] quoting R’ Yaakov quoting R’ Meir: It is a Mitzvah (obligation) to uphold the words (instructions) of the deceased.
source site Prac-T-cal Tidbits: We must ensure to carry out the will of those who have left us. It is not only a Mitzvah, but a real “Chessed Shel Emes” (truly righteous deed). We get the greatest reward for actions that others are no longer able to repay us back with.