diff --git a/exit_return_codes/exercise1.sh b/exit_return_codes/exercise1.sh
new file mode 100644
index 0000000..8267e08
--- /dev/null
+++ b/exit_return_codes/exercise1.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+#
+# <Replace with the purpose or description of of this shell script.>
+#
+
+GLOBAL_VAR1="one"
+GLOBAL_VAR2="two"
+
+function function_one() {
+    local LOCAL_VAR1="one"
+    # <Replace with function code.>
+}
+
+# Main body of shell script starts here.
+#
+# <Replace with the main commands of your shell script.>
+#
+
+# Exit with an explicit exit status.
+exit 0