What advice would you give to a beginner looking to create a professional WebShop in PHP and MySQL?

When creating a professional WebShop in PHP and MySQL, it's important to plan out your database structure and user interface design before starting development. Utilize PHP frameworks like Laravel or CodeIgniter to streamline development and ensure security best practices are followed. Additionally, consider implementing payment gateways and SSL encryption to protect user data.

// Example code snippet for connecting to a MySQL database in PHP
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "webshop";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);

// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
echo "Connected successfully";