diff --git a/src/main/java/com/champions/carsharingservice/controller/PaymentController.java b/src/main/java/com/champions/carsharingservice/controller/PaymentController.java
index ed7dd04..5983000 100644
--- a/src/main/java/com/champions/carsharingservice/controller/PaymentController.java
+++ b/src/main/java/com/champions/carsharingservice/controller/PaymentController.java
@@ -33,8 +33,10 @@ public class PaymentController {
     @ResponseBody
     @PreAuthorize("hasRole('CUSTOMER')")
     @GetMapping
-    @Operation(summary = "Get all payments",
-            description = "Get all rentals for user, Pageable default: page = 0, size = 10")
+    @Operation(summary = "Get all user's payments",
+            description = """
+                    Get all user's payments.
+                    Pageable default: page = 0, size = 10""")
     public List<PaymentDto> getAll(@PageableDefault(page = 0, size = 10) Pageable pageable,
                                    Authentication authentication) {
         User user = (User) authentication.getPrincipal();
@@ -59,22 +61,27 @@ public List<PaymentDto> searchPayments(@RequestParam(name = "status")
     @ResponseBody
     @PostMapping("/pay")
     @PreAuthorize("hasRole('CUSTOMER')")
-    @Operation(summary = "Create ")
+    @Operation(summary = "Create session",
+                description = "Session is created to enable user to use Stripe")
     public PaymentDto createPaymentIntent(@RequestBody @Valid CreatePaymentRequestDto requestDto) {
         return paymentService.createPaymentSession(requestDto);
     }
 
     @GetMapping("/success")
-    @Operation(summary = "",
-                description = "")
+    @Operation(summary = "Page redirection on successful payment",
+                description = """
+                        On finishing payment in Stripe user is 
+                        redirected to page on successful payment""")
     public String success(@RequestParam String sessionId) {
         paymentService.getSuccessfulPayment(sessionId);
         return "success";
     }
 
     @GetMapping("/cancel")
-    @Operation(summary = "",
-            description = "Customer is redirected to a page when ")
+    @Operation(summary = "Page redirection on canceled payment",
+            description = """
+                        On canceling payment in Stripe user is 
+                        redirected to page on canceled payment""")
     public String afterCancelPayment(@RequestParam String sessionId) {
         paymentService.getCancelledPayment(sessionId);
         return "cancel";
diff --git a/src/main/java/com/champions/carsharingservice/service/impl/NotificationServiceImpl.java b/src/main/java/com/champions/carsharingservice/service/impl/NotificationServiceImpl.java
index 58366c4..2a749e7 100644
--- a/src/main/java/com/champions/carsharingservice/service/impl/NotificationServiceImpl.java
+++ b/src/main/java/com/champions/carsharingservice/service/impl/NotificationServiceImpl.java
@@ -25,7 +25,7 @@ public class NotificationServiceImpl implements NotificationService {
     public void sendMessageAboutCreatedRental(Rental rental) {
         String carInfo = formatCarInfo(rental.getCar());
         String dateInfo = formatDate(rental.getRentalDateTime(), rental.getReturnDateTime());
-        String name = "Dear, %s".formatted(rental.getUser().getFirstName());
+        String name = "Dear, %s 🙌".formatted(rental.getUser().getFirstName());
         String message = name + System.lineSeparator()
                 + "You rent car: " + System.lineSeparator()
                 + carInfo + System.lineSeparator()
@@ -39,7 +39,7 @@ public void sendMessageAboutOverdueRental(Rental rental) {
         String message = """
                 You should have returned car: 
                 %s,
-                on %s
+                on 🕛 %s
                 """.formatted(formatCarInfo(car),
                 formatDateForOverdueRental(rental.getReturnDateTime(),
                         rental.getActualReturnDateTime()));
@@ -100,12 +100,16 @@ private String formatDateForOverdueRental(LocalDateTime returnDateTime,
         String formattedActualReturnDateTime = actualReturnDateTime.format(formatter);
         return """
                 %s,
-                but you return it on %s
+                but you return it on 🕑 %s
                 """.formatted(formattedReturnDateTime, formattedActualReturnDateTime);
     }
 
     public String formatCarInfo(Car car) {
-        return " model ➡ %s, brand ➡ %s, type ➡ %s"
+        return """
+                🚗 
+                model ➡ %s, 
+                brand ➡ %s, 
+                type ➡ %s"""
                 .formatted(car.getModel(), car.getBrand(), car.getType().name());
 
     }
@@ -114,9 +118,9 @@ private String formatDate(LocalDateTime rentalDateTime, LocalDateTime returnDate
         String formattedRentalDateTime = rentalDateTime.format(formatter);
         String formattedReturnDateTime = returnDateTime.format(formatter);
         return """
-                Your rent day and time is: %s,
-                you should return car on %s.
-                If you don't return the car on time, you will be fined.
+                Your rent day and time is ⌛: %s,
+                you should return car on ⏳ %s.
+                If you don't return the car on time, you will be fined 💸
                 """.formatted(formattedRentalDateTime, formattedReturnDateTime);
     }
 }
diff --git a/src/main/java/com/champions/carsharingservice/telegram/CarSharingBot.java b/src/main/java/com/champions/carsharingservice/telegram/CarSharingBot.java
index 8a91eed..e49be80 100644
--- a/src/main/java/com/champions/carsharingservice/telegram/CarSharingBot.java
+++ b/src/main/java/com/champions/carsharingservice/telegram/CarSharingBot.java
@@ -19,17 +19,6 @@ public class CarSharingBot extends TelegramLongPollingBot {
     @Value("${bot.token}")
     private String token;
 
-    /*
-        1. You should create your bot in Telegram (I will send you a video)
-        2. Save token of the bot to env. file and after as variable in application.properties
-        3. Save name of your bot to env. file and after as variable in application.properties
-        4. Run the app and click /start in your bot
-        5. In the console you will see chat id which you should add to
-        env. file and after as variable in application.properties (just numbers)
-        6. After all members do that we will delete this instruction
-        and functionality to get chat id in method onUpdateReceive
-     */
-
     @Value("${bot.chat}")
     private String chatId;