Update INSTALL.md

INSTALL.md

@@ -31,13 +31,17 @@
 
  8. Restart postfix.
 
- 8. create a dedicated user to store the PGP public keys with these example commands:
-
-    usermod -d /var/gpg nobody
-    mkdir -p /var/gpg/.gnupg
-    chown -R nobody /var/gpg
-    chmod 700 /var/gpg/.gnupg
-    sudo -u nobody /usr/bin/gpg --import /some/public.key --homedir=/var/gpg/.gnupg
+ 8. create a dedicated user to store the public keys with these example commands:
+
+        `usermod -d /var/gpg nobody`
+        `mkdir -p /var/gpg/.gnupg`
+        `mkdir -p /var/smime/certs`
+        `mkdir -p /var/smime/templates`
+        `chown -R nobody /var/gpg`
+        `chown -R nobody /var/smime`
+        `chmod 700 /var/gpg/.gnupg`
+        `sudo -u nobody /usr/bin/gpg --import /some/public.key --homedir=/var/gpg/.gnupg`
+        
 
     - Replace `/some/public.key` with the location of a public key
     - `/some/public.key` can be deleted after importation