diff --git a/pom.xml b/pom.xml
index e717a1a..7b353f3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,6 +27,18 @@
             <scope>test</scope>
             <version>3.1.2</version>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-data-jpa -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+            <version>3.1.3</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/com.microsoft.sqlserver/mssql-jdbc -->
+        <dependency>
+            <groupId>com.microsoft.sqlserver</groupId>
+            <artifactId>mssql-jdbc</artifactId>
+            <version>12.4.1.jre11</version>
+        </dependency>
     </dependencies>
     <build>
         <plugins>
diff --git a/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java b/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java
index 1626d98..fe74c84 100644
--- a/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java
+++ b/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java
@@ -13,9 +13,9 @@ public class MainController {
         return "Hello, World!";
     }
 
-    @GetMapping("/users/{id}")
+    @GetMapping("/users/get/{id}")
     public User getUser(@PathVariable int id) {
-        return new User(id, "Test");
+        return new User(id, "Test", null, null, null, null, null, null);
     }
 
 }
diff --git a/src/main/java/entities/Expense.java b/src/main/java/entities/Expense.java
new file mode 100644
index 0000000..606e4eb
--- /dev/null
+++ b/src/main/java/entities/Expense.java
@@ -0,0 +1,41 @@
+package entities;
+
+public class Expense extends MoneyTransaction {
+
+    private int userId;
+    private int amount;
+    private ExpensesCategory category;
+
+    public Expense(int userId, int amount, ExpensesCategory category) {
+        this.userId = userId;
+        this.amount = amount;
+        this.category = category;
+    }
+
+    @Override
+    public long getUserId() {
+        return userId;
+    }
+
+    public void setUserId(int userId) {
+        this.userId = userId;
+    }
+
+    @Override
+    public int getAmount() {
+        return amount;
+    }
+
+    public void setAmount(int amount) {
+        this.amount = amount;
+    }
+
+    @Override
+    public String getCategory() {
+        return category.toString();
+    }
+
+    public void setCategory(ExpensesCategory category) {
+        this.category = category;
+    }
+}
diff --git a/src/main/java/entities/ExpensesCategory.java b/src/main/java/entities/ExpensesCategory.java
new file mode 100644
index 0000000..bf76cc7
--- /dev/null
+++ b/src/main/java/entities/ExpensesCategory.java
@@ -0,0 +1,5 @@
+package entities;
+
+public enum ExpensesCategory {
+    MISC;
+}
diff --git a/src/main/java/entities/Income.java b/src/main/java/entities/Income.java
new file mode 100644
index 0000000..f3edc27
--- /dev/null
+++ b/src/main/java/entities/Income.java
@@ -0,0 +1,41 @@
+package entities;
+
+public class Income extends MoneyTransaction {
+
+    private long userId;
+    private int amount;
+    private IncomeCategory category;
+
+    public Income(long userId, int amount, IncomeCategory category) {
+        this.userId = userId;
+        this.amount = amount;
+        this.category = category;
+    }
+
+    @Override
+    public long getUserId() {
+        return userId;
+    }
+
+    @Override
+    public int getAmount() {
+        return amount;
+    }
+
+    @Override
+    public String getCategory() {
+        return category.toString();
+    }
+
+    public void setUserId(long userId) {
+        this.userId = userId;
+    }
+
+    public void setAmount(int amount) {
+        this.amount = amount;
+    }
+
+    public void setCategory(IncomeCategory category) {
+        this.category = category;
+    }
+}
diff --git a/src/main/java/entities/IncomeCategory.java b/src/main/java/entities/IncomeCategory.java
new file mode 100644
index 0000000..7d1666c
--- /dev/null
+++ b/src/main/java/entities/IncomeCategory.java
@@ -0,0 +1,5 @@
+package entities;
+
+public enum IncomeCategory {
+    MISC;
+}
diff --git a/src/main/java/entities/MoneyTransaction.java b/src/main/java/entities/MoneyTransaction.java
new file mode 100644
index 0000000..2232df4
--- /dev/null
+++ b/src/main/java/entities/MoneyTransaction.java
@@ -0,0 +1,9 @@
+package entities;
+
+public abstract class MoneyTransaction {
+
+    public abstract long getUserId();
+    public abstract int getAmount();
+    public abstract String getCategory();
+
+}
diff --git a/src/main/java/entities/User.java b/src/main/java/entities/User.java
index ee467a1..37f571a 100644
--- a/src/main/java/entities/User.java
+++ b/src/main/java/entities/User.java
@@ -1,19 +1,27 @@
 package entities;
 
+import java.util.List;
+
 public class User {
-
     private long id;
-    private String name;
-    private String email;
-    private String login;
-    private String password;
+    private String name, email, login, password;
     private Role role;
+    private List<Expense> expenses;
+    private List<Income> incomes;
 
-    public User(long id, String name) {
+    public User(long id, String name, String email, String login, String password, Role role, List<Expense> expenses, List<Income> incomes) {
         this.id = id;
         this.name = name;
+        this.email = email;
+        this.login = login;
+        this.password = password;
+        this.role = role;
+        this.expenses = expenses;
+        this.incomes = incomes;
     }
 
+    public User() {}
+
     public long getId() {
         return id;
     }
@@ -29,4 +37,52 @@ public class User {
     public void setName(String name) {
         this.name = name;
     }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getLogin() {
+        return login;
+    }
+
+    public void setLogin(String login) {
+        this.login = login;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public Role getRole() {
+        return role;
+    }
+
+    public void setRole(Role role) {
+        this.role = role;
+    }
+
+    public List<Expense> getExpenses() {
+        return expenses;
+    }
+
+    public void setExpenses(List<Expense> expenses) {
+        this.expenses = expenses;
+    }
+
+    public List<Income> getIncomes() {
+        return incomes;
+    }
+
+    public void setIncomes(List<Income> incomes) {
+        this.incomes = incomes;
+    }
 }
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 8b13789..637a0d4 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1 +1,3 @@
-
+spring.datasource.url=jdbc:sqlserver://DESKTOP-53DT8GT\\SQLEXPRESS:1433;databaseName=ExpensesApp;integratedSecurity=true
+spring.datasource.driver-class-name=com.microsoft.sqlserver.jdbc.SQLServerDriver
+spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.SQLServer2008Dialect
\ No newline at end of file