diff --git a/README.md b/README.md
index 4d4ebd99..77c97e20 100644
--- a/README.md
+++ b/README.md
@@ -443,6 +443,16 @@ So ASTROBOT while applying ScuttleButt replications will ".chain.ts" data and ch
 Data can't be lost, but protocol chain can be break !
 In case of some annoyance, we can monitor IPFS protocol to identify which IPFSNODEID key is acting badly and apply reaction based on DEFCON level (look into astrXbian code)
 
+### MAILJET
+
+In order for "Boostrap Station" to send emails to PLAYERs, we use [mailjet service](https://mailjet.com/).
+
+```
+## CREDENTIALS FILE
+~/.zen/MJ_APIKEY
+# IS USED BY
+~/.zen/Astroport.ONE/tools/mailjet.sh
+```
 
 ### LOW RESSOURCE STATION CAN ACTIVATE LOW MODE (disable ipfs daemon)
 ```
diff --git a/tools/mailjet.sh b/tools/mailjet.sh
index 17de432f..6e886477 100755
--- a/tools/mailjet.sh
+++ b/tools/mailjet.sh
@@ -18,8 +18,28 @@ echo '
 ########################################################################'
 ### PLEASE CHANGE YOUR DOMAIN AND KEY ( OR HELP PAYING TRAFIC ;)
 ## THIS IS A FREE LIMITED ACCOUNT. DO NOT EXAGERATE ;)
+[[ ! $1 ]] \
+    && echo "MISSING DESTINATION EMAIL" \
+    && exit 1
+
 mail="$1" # EMAIL DESTINATAIRE
-[[ ! $1 ]] && mail="support@qo-op.com"
+
+
+############# USING MAILJET API ###############
+[[ ! -s ~/.zen/MJ_APIKEY ]] \
+    && echo "MISSING ~/.zen/MJ_APIKEY
+    PLEASE PROVIDE MAILJET KEY : MJ_APIKEY_PUBLIC= & MJ_APIKEY_PRIVATE" \
+    && exit 1
+
+## LOAD SENDER API KEYS
+###################################
+######### ~/.zen/MJ_APIKEY contains
+# export MJ_APIKEY_PUBLIC='publickey'
+# export MJ_APIKEY_PRIVATE='privatekey'
+# export SENDER_EMAIL='me@source.tld'
+###################################
+source ~/.zen/MJ_APIKEY
+export RECIPIENT_EMAIL=${mail}
 
 #~ echo "DEST=$mail"
 # mail=geg-la_debrouille@super.chez-moi.com
@@ -44,27 +64,6 @@ echo "
 # $SUBJECT + $messfile -> $mail
 ########################################################################"
 
-### SMTP RELAY
-#~ echo "From: support@g1sms.fr
-#~ To: EMAIL
-#~ Bcc: support@qo-op.com
-#~ Subject: SUBJECT
-#~ $MESSAGEUP
-#~ " > ~/.zen/tmp/email.txt
-
-#~ [[ -s $messfile ]] && cat $messfile >> ~/.zen/tmp/email.txt \
-#~ || echo "$messfile" >> ~/.zen/tmp/email.txt
-
-#~ cat ~/.zen/tmp/email.txt | sed "s~EMAIL~${mail}~g" | sed "s~SUBJECT~${SUBJECT}~g" | /usr/sbin/ssmtp ${mail}
-
-############# USING MAILJET API ###############
-
-export MJ_APIKEY_PUBLIC='02b075c3f28b9797d406f0ca015ca984'
-export MJ_APIKEY_PRIVATE='79522360a6e0bcffbfa928a47150d169'
-export SENDER_EMAIL='support@g1sms.fr'
-export RECIPIENT_EMAIL=${mail}
-
-
 # + HTML in FILE
 rm -f ~/.zen/tmp/email.txt
 [[ -s $messfile ]] \