diff --git a/src/main/java/_3/_1/BankUser.java b/src/main/java/_3/_1/BankUser.java
new file mode 100644
index 0000000..778e33a
--- /dev/null
+++ b/src/main/java/_3/_1/BankUser.java
@@ -0,0 +1,13 @@
+package _3._1;
+
+public class BankUser {
+	private String name;
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+}
diff --git a/src/main/java/_3/_1/FinancialAdvisor.java b/src/main/java/_3/_1/FinancialAdvisor.java
new file mode 100644
index 0000000..8d5c76f
--- /dev/null
+++ b/src/main/java/_3/_1/FinancialAdvisor.java
@@ -0,0 +1,13 @@
+package _3._1;
+
+public class FinancialAdvisor extends BankUser {
+	private Customer[] customer;
+
+	public Customer[] getCustomer() {
+		return customer;
+	}
+
+	public void setCustomer(Customer[] customer) {
+		this.customer = customer;
+	}
+}
diff --git a/src/main/java/_3/_1/HomeAddress.java b/src/main/java/_3/_1/HomeAddress.java
new file mode 100644
index 0000000..c29d51b
--- /dev/null
+++ b/src/main/java/_3/_1/HomeAddress.java
@@ -0,0 +1,5 @@
+package _3._1;
+
+public class HomeAddress {
+
+}
diff --git a/src/main/java/_3/_1/WorkAddress.java b/src/main/java/_3/_1/WorkAddress.java
new file mode 100644
index 0000000..7bab1ba
--- /dev/null
+++ b/src/main/java/_3/_1/WorkAddress.java
@@ -0,0 +1,19 @@
+package _3._1;
+
+public class WorkAddress extends Address {
+	private String companyName;
+	WorkAddress(String companyName){
+		super();
+		this.companyName = companyName;
+	}
+
+	public String getCompanyName() {
+		return companyName;
+	}
+
+	public void setCompanyName(String companyName) {
+		this.companyName = companyName;
+	}
+
+
+}