diff --git a/entity/Address_entity/Address_entity.aod b/entity/Address_entity/Address_entity.aod
index e0b435ea730b0b91805aabdad316189cb366f1c4..e27e2fe4787c4b4d72b49142d4af07c37e69d1a0 100644
--- a/entity/Address_entity/Address_entity.aod
+++ b/entity/Address_entity/Address_entity.aod
@@ -344,6 +344,7 @@
     </entityConsumer>
     <entityField>
       <name>AddressSearch</name>
+      <documentation>%aditoprj%/entity/Address_entity/entityfields/addresssearch/documentation.adoc</documentation>
       <title>Search</title>
       <consumer>FullAddressValidation</consumer>
       <stateProcess>%aditoprj%/entity/Address_entity/entityfields/addresssearch/stateProcess.js</stateProcess>
@@ -400,6 +401,7 @@
     </entityParameter>
     <entityField>
       <name>Zip_ws</name>
+      <documentation>%aditoprj%/entity/Address_entity/entityfields/zip_ws/documentation.adoc</documentation>
       <title>Postcode</title>
       <consumer>ZipValidation</consumer>
       <mandatoryProcess>%aditoprj%/entity/Address_entity/entityfields/zip_ws/mandatoryProcess.js</mandatoryProcess>
@@ -415,6 +417,7 @@
     </entityField>
     <entityField>
       <name>City_ws</name>
+      <documentation>%aditoprj%/entity/Address_entity/entityfields/city_ws/documentation.adoc</documentation>
       <title>City</title>
       <consumer>CityValidation</consumer>
       <mandatoryProcess>%aditoprj%/entity/Address_entity/entityfields/city_ws/mandatoryProcess.js</mandatoryProcess>
@@ -429,7 +432,9 @@
     </entityField>
     <entityField>
       <name>Address_ws</name>
+      <documentation>%aditoprj%/entity/Address_entity/entityfields/address_ws/documentation.adoc</documentation>
       <title>Street</title>
+      <description></description>
       <consumer>StreetValidation</consumer>
       <mandatoryProcess>%aditoprj%/entity/Address_entity/entityfields/address_ws/mandatoryProcess.js</mandatoryProcess>
       <textInputAllowed v="true" />
diff --git a/entity/Address_entity/documentation.adoc b/entity/Address_entity/documentation.adoc
index 3df0a5a5e2cf38f12d0b280c605ac8670bc35644..e50f759d6ac0cc4e9633c6e52571914239f2fc68 100644
--- a/entity/Address_entity/documentation.adoc
+++ b/entity/Address_entity/documentation.adoc
@@ -8,4 +8,6 @@ The entity manages storing postal addresses and provides features like validatio
 
 Every `CONTACT` has one standard address value that is used by default for some actions. Keep in mind that this standard address has a special status and therefore may cannot be deleted.
 
-Webservice Validation: See WsValidation_lib
\ No newline at end of file
+Webservice Validation: See WsValidation_lib
+To enable the nominatim webservice: go to Preferences -> _____PREFERENCES_PROJECT -> _____PREFERENCES_PROJECT
+and enable the nominatim.enable checkbox
\ No newline at end of file
diff --git a/entity/Address_entity/entityfields/address_ws/documentation.adoc b/entity/Address_entity/entityfields/address_ws/documentation.adoc
new file mode 100644
index 0000000000000000000000000000000000000000..f15b5e5649759538397e58f3fb934c7a60008ad3
--- /dev/null
+++ b/entity/Address_entity/entityfields/address_ws/documentation.adoc
@@ -0,0 +1,3 @@
+This is a field used for the address-webservice. It is only displayed if the webservice is enabled.
+
+See WsValidation_lib for technical implementation information.
\ No newline at end of file
diff --git a/entity/Address_entity/entityfields/addresssearch/documentation.adoc b/entity/Address_entity/entityfields/addresssearch/documentation.adoc
new file mode 100644
index 0000000000000000000000000000000000000000..f15b5e5649759538397e58f3fb934c7a60008ad3
--- /dev/null
+++ b/entity/Address_entity/entityfields/addresssearch/documentation.adoc
@@ -0,0 +1,3 @@
+This is a field used for the address-webservice. It is only displayed if the webservice is enabled.
+
+See WsValidation_lib for technical implementation information.
\ No newline at end of file
diff --git a/entity/Address_entity/entityfields/city_ws/documentation.adoc b/entity/Address_entity/entityfields/city_ws/documentation.adoc
new file mode 100644
index 0000000000000000000000000000000000000000..f15b5e5649759538397e58f3fb934c7a60008ad3
--- /dev/null
+++ b/entity/Address_entity/entityfields/city_ws/documentation.adoc
@@ -0,0 +1,3 @@
+This is a field used for the address-webservice. It is only displayed if the webservice is enabled.
+
+See WsValidation_lib for technical implementation information.
\ No newline at end of file
diff --git a/entity/Address_entity/entityfields/zip_ws/documentation.adoc b/entity/Address_entity/entityfields/zip_ws/documentation.adoc
new file mode 100644
index 0000000000000000000000000000000000000000..f15b5e5649759538397e58f3fb934c7a60008ad3
--- /dev/null
+++ b/entity/Address_entity/entityfields/zip_ws/documentation.adoc
@@ -0,0 +1,3 @@
+This is a field used for the address-webservice. It is only displayed if the webservice is enabled.
+
+See WsValidation_lib for technical implementation information.
\ No newline at end of file
diff --git a/process/WsValidation_lib/process.js b/process/WsValidation_lib/process.js
index d403d65873abb715954e17d2d149c59909264582..53fd37c61484e06d74992b9c93ca88c17ca7d832 100644
--- a/process/WsValidation_lib/process.js
+++ b/process/WsValidation_lib/process.js
@@ -16,6 +16,10 @@ import("AddressEntity_lib");
 /******************************************************************************/
 /******************************************************************************/
 /*
+
+To enable the nominatim webservice: go to Preferences -> _____PREFERENCES_PROJECT -> _____PREFERENCES_PROJECT
+and enable the nominatim.enable checkbox
+
 1. How to add a new Webservice type
 -----------------------------------
 - Scroll down to WsValidationType.get