To make managing your estate easier for your Executor, order a NOK (next of kin) box into which you can place all important papers.  It is a briefcase size container which is water and fire resistant and has accordion folders to place account statements, utility bills, insurance docs, titles, etc.

Official Website for the name brand Nok Box:  https://www.thenokbox.com/?srsltid=AfmBOoo-1jr-VHt0Mdy3y_M1boJZRVT83KClGRC11fn65nHrfMCpGQZP