diff --git a/libretroshare/src/gxs/rsgenexchange.h b/libretroshare/src/gxs/rsgenexchange.h
index 9cb8d0734..da29c3f3b 100644
--- a/libretroshare/src/gxs/rsgenexchange.h
+++ b/libretroshare/src/gxs/rsgenexchange.h
@@ -583,6 +583,11 @@ public:
 	 */
     void setGroupReputationCutOff(uint32_t& token, const RsGxsGroupId& grpId, int CutOff);
 
+    /*!
+     * @return storage time of messages in months
+     */
+    int getStoragePeriod(){ return MESSAGE_STORE_PERIOD/(60*60*24*31);}
+
     /*!
      * sets the msg status flag
      * @param token this is set to token value associated to this request
diff --git a/libretroshare/src/retroshare/rsgxsiface.h b/libretroshare/src/retroshare/rsgxsiface.h
index 9b555f2fe..a8a28f96f 100644
--- a/libretroshare/src/retroshare/rsgxsiface.h
+++ b/libretroshare/src/retroshare/rsgxsiface.h
@@ -170,6 +170,11 @@ public:
 	 * @param CutOff The cut off value to set
 	 */
 	virtual void setGroupReputationCutOff(uint32_t& token, const RsGxsGroupId& grpId, int CutOff) = 0;
+
+    /*!
+     * @return storage time of messages in months
+     */
+    virtual int getStoragePeriod() = 0;
 };
 
 
diff --git a/libretroshare/src/retroshare/rsgxsifacehelper.h b/libretroshare/src/retroshare/rsgxsifacehelper.h
index 3856c7294..198d1466f 100644
--- a/libretroshare/src/retroshare/rsgxsifacehelper.h
+++ b/libretroshare/src/retroshare/rsgxsifacehelper.h
@@ -208,6 +208,14 @@ public:
 		return mGxs->setGroupReputationCutOff(token, grpId, CutOff);
 	}
 
+    /*!
+     * @return storage time of messages in months
+     */
+    int getStoragePeriod()
+    {
+        return mGxs->getStoragePeriod();
+    }
+
 private:
 
     RsGxsIface* mGxs;
diff --git a/libretroshare/src/services/p3gxsforums.cc b/libretroshare/src/services/p3gxsforums.cc
index ec8cbd39e..c8c91a065 100644
--- a/libretroshare/src/services/p3gxsforums.cc
+++ b/libretroshare/src/services/p3gxsforums.cc
@@ -44,6 +44,7 @@
 
 RsGxsForums *rsGxsForums = NULL;
 
+const uint32_t GXSFORUMS_MSG_STORE_PERIOD = 60*60*24*31*12; // 12 months / 1 year
 
 #define FORUM_TESTEVENT_DUMMYDATA	0x0001
 #define DUMMYDATA_PERIOD		60	// long enough for some RsIdentities to be generated.
@@ -53,7 +54,7 @@ RsGxsForums *rsGxsForums = NULL;
 /********************************************************************************/
 
 p3GxsForums::p3GxsForums(RsGeneralDataService *gds, RsNetworkExchangeService *nes, RsGixs* gixs)
-    : RsGenExchange(gds, nes, new RsGxsForumSerialiser(), RS_SERVICE_GXS_TYPE_FORUMS, gixs, forumsAuthenPolicy()), RsGxsForums(this)
+    : RsGenExchange(gds, nes, new RsGxsForumSerialiser(), RS_SERVICE_GXS_TYPE_FORUMS, gixs, forumsAuthenPolicy(), GXSFORUMS_MSG_STORE_PERIOD), RsGxsForums(this)
 {
 	// For Dummy Msgs.
 	mGenActive = false;
diff --git a/retroshare-gui/src/gui/Posted/PostedDialog.cpp b/retroshare-gui/src/gui/Posted/PostedDialog.cpp
index e19e2d015..ce007fd6d 100644
--- a/retroshare-gui/src/gui/Posted/PostedDialog.cpp
+++ b/retroshare-gui/src/gui/Posted/PostedDialog.cpp
@@ -63,7 +63,9 @@ QString PostedDialog::getHelpString() const
 	 channels</p> \
 	 <p>Links can be commented by subscribed users. A promotion system also gives the opportunity to  \
 	 enlight important links.</p> \
-	 <p>There is no restriction on which links are shared. Be careful when clicking on them.</p>") ;
+     <p>There is no restriction on which links are shared. Be careful when clicking on them.</p>\
+     <p>Posted links get deleted after %1 months.</p>\
+     ").arg(QString::number(rsPosted->getStoragePeriod()));
 
 	return hlp_str ;
 }
diff --git a/retroshare-gui/src/gui/gxschannels/GxsChannelDialog.cpp b/retroshare-gui/src/gui/gxschannels/GxsChannelDialog.cpp
index cbdd34a15..b8a7727ca 100644
--- a/retroshare-gui/src/gui/gxschannels/GxsChannelDialog.cpp
+++ b/retroshare-gui/src/gui/gxschannels/GxsChannelDialog.cpp
@@ -60,8 +60,9 @@ QString GxsChannelDialog::getHelpString() const
 	 the posting rights or the reading rights with friend Retroshare nodes.</p>\
 	 <p>Channels can be made anonymous, or attached to a Retroshare identity so that readers can contact you if needed.\
 	 Enable \"Allow Comments\" if you want to let users comment on your posts.</p>\
-    ") ;
-				
+    <p>Channel posts get deleted after %1 months.</p>\
+    ").arg(QString::number(rsGxsChannels->getStoragePeriod()));
+
 	return hlp_str ;
 }
 
diff --git a/retroshare-gui/src/gui/gxsforums/GxsForumsDialog.cpp b/retroshare-gui/src/gui/gxsforums/GxsForumsDialog.cpp
index c5435dc23..5b298d76e 100644
--- a/retroshare-gui/src/gui/gxsforums/GxsForumsDialog.cpp
+++ b/retroshare-gui/src/gui/gxsforums/GxsForumsDialog.cpp
@@ -54,7 +54,8 @@ QString GxsForumsDialog::getHelpString() const
 			<p>Retroshare Forums look like internet forums, but they work in a decentralized way</p>    \
 			<p>You see forums your friends are subscribed to, and you forward subscribed forums to      \
 			your friends. This automatically promotes interesting forums in the network.</p>            \
-                ");
+            <p>Forum messages get deleted after %1 months.</p>\
+                ").arg(QString::number(rsGxsForums->getStoragePeriod()));
 
                 // not true anymore in v0.6
                 /*