diff --git a/73.md b/73.md
index 1c62389b..8ef0052c 100644
--- a/73.md
+++ b/73.md
@@ -52,11 +52,11 @@ TBD
 
 ## Access Controls to Private Spreadsheets
 
-Private spreadsheets [NIP-44](44.md) encrypt the tag array and place it on the `.content` of the event and use `p` tags to pass rights to encrypt and decrypt to other users. 
+Private spreadsheets [NIP-44](44.md)-encrypt the tag array, place it on the `.content` of the event, and use `p` tags to pass rights to encrypt and decrypt to other users. 
 
-This section explores the 4 modes of operation. 
+This section explores the 3 modes of operation. 
 
-### Author-only design
+### Author-only permission
 
 In this version, the spreadsheet is signed by the main keys of an author and only the author can decrypt. It doesn't not include any `p` tag. 
 
@@ -185,4 +185,6 @@ val edittingKeyPair = nostr.generateKeyPair()
 
 ## Final Considerations
 
-Spreadsheets SHOULD NOT have private and public parts at the same time. 
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+Spreadsheets SHOULD NOT have private and public parts at the same time. 
+
+When users sign a private spreadsheet with their own keys, they can add viewers but cannot add editors. In order to add editors, the user will have to duplicate the replaceable in a new shareable key and delete the current one. 
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