diff --git a/ts/smartrule.classes.smartrule.ts b/ts/smartrule.classes.smartrule.ts
index e996c51..f95b74b 100644
--- a/ts/smartrule.classes.smartrule.ts
+++ b/ts/smartrule.classes.smartrule.ts
@@ -32,6 +32,8 @@ export class SmartRule<T> {
       const outcomes: TTreeActionResult[] = [];
       for (const rule of nextBatch) {
         const checkResult = await rule.checkFunction(objectArg);
+        checkResult ? null : console.log('WARNING!!! Please make sure your rule always returns a statement of how to continue!');
+
         if (checkResult.startsWith("apply")) {
           await rule.actionFunction(objectArg); // here the action function is run
         }