MailingList.md

-# Openair5g-user mailing list
+# **Openair5g-user mailing list**
 
 A mailing list for developers ([openair5g-user@lists.eurecom.fr](mailto:openair5G-user@lists.eurecom.fr)) is hosted on Eurecom's sympa server.
 
@@ -16,7 +16,7 @@ Send an email to [sympa@lists.eurecom.fr](mailto:sympa@lists.eurecom.fr) with th
 
 The mailing list archives can be browsed/search at http://lists.eurecom.fr/sympa/arc/openair5g-user
 --------------------------------------------------------------------------------------------------------------
-# openair5g-devel mailing list
+# **openair5g-devel mailing list**
 
 A mailing list for developers ([openair5g-devel@lists.eurecom.fr](mailto:openair5g-devel@lists.eurecom.fr)) is hosted on Eurecom's sympa server.
 
@@ -37,7 +37,7 @@ Send an email to [sympa@lists.eurecom.fr](mailto:sympa@lists.eurecom.fr) with th
 The mailing list archives can be browsed/search at http://lists.eurecom.fr/sympa/arc/openair5g-devel
 
 ----------------------------------------------------------------------------------------------------------------
-# openaircn-user mailing list
+# **openaircn-user mailing list**
 
 A mailing list for developers ([openaircn-user@lists.eurecom.fr](mailto:openaircn-user@lists.eurecom.fr)) is hosted on Eurecom's sympa server.
 
@@ -54,9 +54,10 @@ Refer to [this page](AskQuestions).
 Send an email to [sympa@lists.eurecom.fr](mailto:sympa@lists.eurecom.fr) with the subject "unsubscribe openaircn-user".
 
 The mailing list archives can be browsed/search at http://lists.eurecom.fr/sympa/arc/openaircn-user
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-# openaircn-devel mailing list
+**--------------------------------------------------------------------------------------------------------------**
+
+# **openaircn-devel mailing list**
 
 A mailing list for developers ([openaircn-devel@lists.eurecom.fr](mailto:openaircn-devel@lists.eurecom.fr)) is hosted on Eurecom's sympa server.