It depends upon your priority and the niche you choose. If you have a budget, then you can proceed with buying a website and publish the articles regularly. If you have enough time, then do it on your own. It improves your learning to fix the sites whenever it hits your site. But for both, you need to know some technical side, like hosting, security, and SEO, which is crucial for maintaining the site. But whichever you choose, just focus on high-quality content, effective SEO, and regular site optimization.