Index: ps/trunk/binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
===================================================================
--- ps/trunk/binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
+++ ps/trunk/binaries/data/mods/public/simulation/templates/structures/desert_trading_post.xml
@@ -19,8 +19,6 @@
   </Obstruction>
   <ProductionQueue>
     <Technologies datatype="tokens">
-      -unlock_shared_los
-      -unlock_shared_dropsites
       -trade_convoys_speed
       -trade_convoys_armor
       -trade_gain_01
Index: ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_civic_civil_centre.xml
===================================================================
--- ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_civic_civil_centre.xml
+++ ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_civic_civil_centre.xml
@@ -102,6 +102,8 @@
     <Technologies datatype="tokens">
       phase_town_{civ}
       phase_city_{civ}
+      unlock_shared_los
+      unlock_shared_dropsites
       unlock_spies
       spy_counter
       archery_tradition
Index: ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
===================================================================
--- ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
+++ ps/trunk/binaries/data/mods/public/simulation/templates/template_structure_economic_market.xml
@@ -42,8 +42,6 @@
   <ProductionQueue>
     <BatchTimeModifier>0.7</BatchTimeModifier>
     <Technologies datatype="tokens">
-      unlock_shared_los
-      unlock_shared_dropsites
       trade_convoys_speed
       trade_convoys_armor
       trade_gain_01