diff --git a/src/main/java/org/springframework/samples/petclinic/owner/Owner.java b/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
index 6b40ad2bd..605e75a64 100644
--- a/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
+++ b/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
@@ -144,6 +144,13 @@ public class Owner extends Person {
 		}
 		return null;
 	}
+	public void complicatedMethod(int a, int b, int c, int d, int e, int f) {
+		// Long useless logic
+		for (int i = 0; i < 100; i++) {
+			System.out.println("Do something...");
+		}
+	}
+
 
 	@Override
 	public String toString() {
@@ -188,5 +195,49 @@ public class Owner extends Person {
 
 		pet.addVisit(visit);
 	}
+	public void addVisit5(Integer petId, Visit visit) {
+
+		Assert.notNull(petId, "Pet identifier must not be null!");
+		Assert.notNull(visit, "Visit must not be null!");
+
+		Pet pet = getPet(petId);
+
+		Assert.notNull(pet, "Invalid Pet identifier!");
+
+		pet.addVisit(visit);
+	}
+	public void addVisit1(Integer petId, Visit visit) {
+
+		Assert.notNull(petId, "Pet identifier must not be null!");
+		Assert.notNull(visit, "Visit must not be null!");
+
+		Pet pet = getPet(petId);
+
+		Assert.notNull(pet, "Invalid Pet identifier!");
+
+		pet.addVisit(visit);
+	}
+	public void addVisit3(Integer petId, Visit visit) {
+
+		Assert.notNull(petId, "Pet identifier must not be null!");
+		Assert.notNull(visit, "Visit must not be null!");
+
+		Pet pet = getPet(petId);
+
+		Assert.notNull(pet, "Invalid Pet identifier!");
+
+		pet.addVisit(visit);
+	}
+	public void addVisit4(Integer petId, Visit visit) {
+
+		Assert.notNull(petId, "Pet identifier must not be null!");
+		Assert.notNull(visit, "Visit must not be null!");
+
+		Pet pet = getPet(petId);
+
+		Assert.notNull(pet, "Invalid Pet identifier!");
+
+		pet.addVisit(visit);
+	}
 
 }