Developing a single page website requires careful consideration of its purpose, design, content, media elements, target audience, and security to ensure it is user-friendly, engaging, and secure. To start, one must decide the purpose of the website and plan its layout, focusing on simplicity and responsiveness. Content should be divided into sections, with headings, navigation bars, images, and "back to top" buttons to create a good user experience. Media elements like audio and video can enhance engagement, while cross-browser testing is essential to ensure compatibility. Securing the site with an SSL certificate and HTTPS is crucial for sensitive data, making it a safe and trustworthy platform for users.