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diff --git a/doc/Qmail/PIC.rem2local b/doc/Qmail/PIC.rem2local
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+qmail-smtpd     Receive message by SMTP from another host:
+                   
+     |             MAIL FROM:<bill@irs.gov>
+     |             RCPT TO:<joe@heaven.af.mil>
+     |          
+     |          Is $RELAYCLIENT set? No.
+     |          Is heaven.af.mil in rcpthosts? Yes.
+     |          Accept RCPT.  
+     V             
+                   
+qmail-queue     Store message safely on disk.
+                Trigger qmail-send.
+     |             
+     V             
+                   
+qmail-send      Look at envelope recipient, joe@heaven.af.mil.
+     |          Is heaven.af.mil in locals? Yes.
+     |          Deliver locally to joe@heaven.af.mil.
+     V          
+                   
+qmail-lspawn ./Mailbox
+                   
+     |          Look at mailbox name, joe.
+     |          Is joe listed in qmail-users? No.
+     |          Is there a joe account? Yes.
+     |          Is joe's uid nonzero? Yes.
+     |          Is ~joe visible to the qmailp user? Yes.
+     |          Is ~joe owned by joe? Yes.
+     |          Give control of the message to joe.
+     |          Run qmail-local.
+     V          
+                   
+qmail-local joe ~joe joe '' '' heaven.af.mil bill@irs.gov ./Mailbox
+                   
+                Does ~joe/.qmail exist? No.
+                Write message to ./Mailbox in mbox format.