diff --git a/README.md b/README.md
index 7c021b8..889570c 100755
--- a/README.md
+++ b/README.md
@@ -63,15 +63,32 @@ class CustomFormatter implements IFormatter {
 ```php
 $invoice = new WebChemistry\Invoice\Invoice($company);
 
-header('Content-Type: application/pdf');
+header('Content-Type: application/pdf; charset=utf-8');
 echo $invoice->create($customer, $order);
 ```
 
+shorter
+```php
+$invoice = new WebChemistry\Invoice\Invoice($company);
+
+$invoice->send($customer, $order);
+```
+
+nette framework way
+```php
+$invoice = new WebChemistry\Invoice\Invoice($company);
+
+$this->sendResponse($invoice->createResponse($customer, $order));
+```
+
 ## Generating preview
 
 ```php
-header('Content-Type: application/pdf');
-echo $invoice->generatePreview();
+$invoice->send(WebChemistry\Invoice\Preview\PreviewFactory::createCustomer(), WebChemistry\Invoice\Preview\PreviewFactory::createOrder());
+```
+
+```php
+
 ```
 
 ## Nette DI
diff --git a/composer.json b/composer.json
index ee46700..fb9920b 100755
--- a/composer.json
+++ b/composer.json
@@ -13,6 +13,7 @@
 	},
 	"require-dev": {
 		"nette/di": "^3.0",
+		"nette/application": "^3.0",
 		"codeception/codeception": "^2.4"
 	},
 	"autoload": {
diff --git a/src/Invoice.php b/src/Invoice.php
index 4225380..23b41dc 100755
--- a/src/Invoice.php
+++ b/src/Invoice.php
@@ -4,6 +4,7 @@
 
 namespace WebChemistry\Invoice;
 
+use Nette\Application\IResponse;
 use Nette\SmartObject;
 use WebChemistry\Invoice\Calculators\FloatCalculator;
 use WebChemistry\Invoice\Calculators\ICalculator;
@@ -14,6 +15,7 @@
 use WebChemistry\Invoice\Data\PaymentInformation;
 use WebChemistry\Invoice\Renderers\IRenderer;
 use WebChemistry\Invoice\Renderers\PDFRenderer;
+use WebChemistry\Invoice\Responses\PdfResponse;
 use WebChemistry\Invoice\Templates\DefaultTemplate;
 use WebChemistry\Invoice\Templates\ITemplate;
 
@@ -40,24 +42,18 @@ public function __construct(Company $company, ?ITemplate $template = null, ?IRen
 		$this->calculator = $calculator ?: new FloatCalculator();
 	}
 
-	public function generatePreview(): string {
-		$tax = $this->company->hasTax() ? 0.21 : null;
-		$customer = new Customer('John Doe', 'Los Angeles', 'Cavetown', '720 55', 'USA', '08304431', 'CZ08304431');
-		$account = new Account('2353462013/0800', 'CZ4808000000002353462013', 'GIGACZPX');
-		$paymentInfo = new PaymentInformation('$', '0123456789', '1234', $tax);
+	public function create(Customer $customer, Order $order): string {
+		return $this->template->build($this->calculator, $this->renderer, $customer, $order, $this->company);
+	}
 
-		$order = new Order(date('Y') . '0001', new \DateTime('+ 7 days'), $account, $paymentInfo);
-		$order->addItem('Logitech G700s Rechargeable Gaming Mouse', 1790, 4);
-		$order->addItem('ASUS Z380KL 8" - 16GB, LTE, bílá', 6490, 1);
-		$order->addItem('Philips 48PFS6909 - 121cm', 13990, 1);
-		$order->addItem('HP Deskjet 3545 Advantage', 1799, 1);
-		$order->addItem('LG 105UC9V - 266cm', 11599, 2);
+	public function send(Customer $customer, Order $order): void {
+		header('Content-type: application/pdf');
 
-		return $this->create($customer, $order);
+		echo $this->create($customer, $order);
 	}
 
-	public function create(Customer $customer, Order $order): string {
-		return $this->template->build($this->calculator, $this->renderer, $customer, $order, $this->company);
+	public function createResponse(Customer $customer, Order $order): IResponse {
+		return new PdfResponse($this->create($customer, $order));
 	}
 
 }
diff --git a/src/Preview/PreviewFactory.php b/src/Preview/PreviewFactory.php
new file mode 100644
index 0000000..073bfdd
--- /dev/null
+++ b/src/Preview/PreviewFactory.php
@@ -0,0 +1,31 @@
+<?php declare(strict_types = 1);
+
+namespace WebChemistry\Invoice\Preview;
+
+use DateTime;
+use WebChemistry\Invoice\Data\Account;
+use WebChemistry\Invoice\Data\Customer;
+use WebChemistry\Invoice\Data\Order;
+use WebChemistry\Invoice\Data\PaymentInformation;
+
+final class PreviewFactory {
+
+	public static function createCustomer(): Customer {
+		return new Customer('John Doe', 'Los Angeles', 'Cavetown', '720 55', 'USA', '08304431', 'CZ08304431');
+	}
+
+	public static function createOrder(): Order {
+		$account = new Account('2353462013/0800', 'CZ4808000000002353462013', 'GIGACZPX');
+		$paymentInfo = new PaymentInformation('$', '0123456789', '1234', 0.21);
+
+		$order = new Order(date('Y') . '0001', new DateTime('+ 7 days'), $account, $paymentInfo);
+		$order->addItem('Logitech G700s Rechargeable Gaming Mouse', 1790, 4);
+		$order->addItem('ASUS Z380KL 8" - 16GB, LTE, bílá', 6490, 1);
+		$order->addItem('Philips 48PFS6909 - 121cm', 13990, 1);
+		$order->addItem('HP Deskjet 3545 Advantage', 1799, 1);
+		$order->addItem('LG 105UC9V - 266cm', 11599, 2);
+
+		return $order;
+	}
+
+}
diff --git a/src/Responses/PdfResponse.php b/src/Responses/PdfResponse.php
new file mode 100644
index 0000000..015aa04
--- /dev/null
+++ b/src/Responses/PdfResponse.php
@@ -0,0 +1,23 @@
+<?php declare(strict_types = 1);
+
+namespace WebChemistry\Invoice\Responses;
+
+use Nette\Application\IResponse;
+use Nette\Http\IRequest;
+use Nette\Http\IResponse as NetteIResponse;
+
+final class PdfResponse implements IResponse {
+
+	/** @var string */
+	private $content;
+
+	public function __construct(string $content) {
+		$this->content = $content;
+	}
+
+	public function send(IRequest $httpRequest, NetteIResponse $httpResponse): void {
+		$httpResponse->setContentType('application/pdf', 'utf-8');
+		echo $this->content;
+	}
+
+}