diff --git a/src/main/java/com/eventsourcing/bankAccount/delivery/BankAccountController.java b/src/main/java/com/eventsourcing/bankAccount/delivery/BankAccountController.java
index 8806a54..cc16d84 100644
--- a/src/main/java/com/eventsourcing/bankAccount/delivery/BankAccountController.java
+++ b/src/main/java/com/eventsourcing/bankAccount/delivery/BankAccountController.java
@@ -26,7 +26,6 @@ public class BankAccountController {
     @GetMapping("{aggregateId}")
     public ResponseEntity<BankAccountResponseDTO> getBankAccount(@PathVariable String aggregateId) {
         final var query = new GetBankAccountByIDQuery(aggregateId);
-        log.info("GET bank account query: {}", query);
         final var result = queryService.handle(query);
         log.info("GET bank account result: {}", result);
         return ResponseEntity.ok(result);
diff --git a/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidAddressException.java b/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidAddressException.java
new file mode 100644
index 0000000..7ae3588
--- /dev/null
+++ b/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidAddressException.java
@@ -0,0 +1,11 @@
+package com.eventsourcing.bankAccount.exceptions;
+
+public class InvalidAddressException extends RuntimeException {
+    public InvalidAddressException() {
+        super();
+    }
+
+    public InvalidAddressException(String address) {
+        super("invalid address: " + address);
+    }
+}
diff --git a/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidEmailException.java b/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidEmailException.java
new file mode 100644
index 0000000..3b393d2
--- /dev/null
+++ b/src/main/java/com/eventsourcing/bankAccount/exceptions/InvalidEmailException.java
@@ -0,0 +1,11 @@
+package com.eventsourcing.bankAccount.exceptions;
+
+public class InvalidEmailException extends RuntimeException {
+    public InvalidEmailException() {
+        super();
+    }
+
+    public InvalidEmailException(String email) {
+        super("invalid email address: " + email);
+    }
+}