diff --git a/docs/about/naming_architecture_code.odt b/docs/about/naming_architecture_code.odt
index 148b0673f8b12ef30b6ac3e155efdba315e3393d..345f0fde2d01b36f7974c9ee269c400b52440293 100644
Binary files a/docs/about/naming_architecture_code.odt and b/docs/about/naming_architecture_code.odt differ
diff --git a/docs/about/naming_architecture_code.pdf b/docs/about/naming_architecture_code.pdf
index e7de50a370086a6839ff04071423ba0360babb4f..2db2b12b00b82a45f2d022afa3defd0654543dec 100644
Binary files a/docs/about/naming_architecture_code.pdf and b/docs/about/naming_architecture_code.pdf differ
diff --git a/docs/about/naming_rest_api_excel_guide.odt b/docs/about/naming_rest_api_excel_guide.odt
new file mode 100644
index 0000000000000000000000000000000000000000..d525c7598815ee96991cd01b223531bc3f7b9755
Binary files /dev/null and b/docs/about/naming_rest_api_excel_guide.odt differ
diff --git a/docs/about/naming_rest_api_excel_guide.pdf b/docs/about/naming_rest_api_excel_guide.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..de14d3db2a40cc2aa7bd37cbd9c65207696e751f
Binary files /dev/null and b/docs/about/naming_rest_api_excel_guide.pdf differ
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 010fee7feebb6ce51ad82d87d37d961f093c87aa..478d9f17b879c158cf11efbe909d4106859eed30 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -34,7 +34,7 @@ spring.jpa.hibernate.show-sql=true
 app.version=0.0.1-SNAPSHOT
 openapi.externaldocs.description=ESS Naming Convention
 openapi.externaldocs.url=https://chess.esss.lu.se/enovia/link/ESS-0000757/21308.51166.45568.45993/valid
-openapi.info.contact.email=Icsscontrolsystemsupport@esss.se
+openapi.info.contact.email=Icsscontrolsystemsupport@ess.eu
 openapi.info.contact.name=Support
 openapi.info.contact.url=https://jira.esss.lu.se/projects/NT/issues
 openapi.info.description=\
@@ -42,7 +42,7 @@ openapi.info.description=\
   Here are some useful links \n \
   - [Naming](https://confluence.esss.lu.se/display/SW/Naming+Tool%2C+Cable+DB%2C+CCDB%2C+IOC+Factory%2C+RBAC) in ICS Software toolchain \n \
   - [Introduction to Naming REST API](/pdfs/naming_rest_api_brief_introduction.pdf) + [Cheat Sheet](/pdfs/naming_rest_api_cheat_sheet.pdf) \n \
-  - Excel templates for [names](/templates/NameElementCommand.xlsx) + [structures](/templates/StructureElementCommand.xlsx) \n\n \
+  - [How to use](/pdfs/naming_rest_api_excel_guide.pdf) Excel templates for [names](/templates/NameElementCommand.xlsx) + [structures](/templates/StructureElementCommand.xlsx) \n\n \
   Note \n \
   - Observe which fields to use for operations client to server. \n \
   - Obsolete values are not shown unless history is requested. \n \
diff --git a/src/main/resources/static/pdfs/naming_rest_api_excel_guide.pdf b/src/main/resources/static/pdfs/naming_rest_api_excel_guide.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..de14d3db2a40cc2aa7bd37cbd9c65207696e751f
Binary files /dev/null and b/src/main/resources/static/pdfs/naming_rest_api_excel_guide.pdf differ