Update 'README.md'

README.md

@@ -110,6 +110,9 @@ file 'file 4.mkv'
 
 # Hylafax
 
+## Add Users
+`faxadduser -p password -u 1001 username` (where 1001 is UID from `/etc/group`)
+
 ## Send a Fax
 `sendfax -n -d 8643605 test` // where test is a text document with content