diff --git a/src/main/java/de/rwu/easydrop/model/Webshop.java b/src/main/java/de/rwu/easydrop/model/Webshop.java
new file mode 100644
index 0000000..b653b39
--- /dev/null
+++ b/src/main/java/de/rwu/easydrop/model/Webshop.java
@@ -0,0 +1,15 @@
+package de.rwu.easydrop.model;
+
+/**
+ * Constants for data source/destination platforms.
+ */
+public enum Webshop {
+    /**
+     * Amazon.
+     */
+    Amazon,
+    /**
+     * eBay.
+     */
+    eBay
+}