diff --git a/bookstore/src/main/resources/categories.properties b/bookstore/src/main/resources/categories.properties
new file mode 100644
index 0000000..029b2cd
--- /dev/null
+++ b/bookstore/src/main/resources/categories.properties
@@ -0,0 +1,15 @@
+# Pekka Helenius <fincer89@hotmail.com>, Fjordtek 2020
+
+# NOTE:
+#   These properties represent internal application properties,
+#   NOT linguistic front-end message strings. Never refer to keys
+#   in this file in your application front-end messages.
+#   These keys are accessible in Spring Environment context.
+
+
+
+# Bookstore category properties
+#
+bookstore.category.fantasy = Fantasy
+bookstore.category.horror  = Horror
+bookstore.category.scifi   = Sci-Fi
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