Banks spreadsheet is in Google drive (need to make it private?) and hook into the subpage.
OneNote > link each account to subpage and on spreadsheet.
Quicken > show how to use, or the Banks spreadsheet instead.
Put all paperwork (mortgages, loans, etc.) into a separate portable file (so can take to estate lawyer if need be, etc.).
What required to notify IRS of death and pay taxes for the last year due.