When choosing a domain name for your plumbing website, it's important to select one that is easy to remember, reflects your brand and includes relevant keywords if possible. A good domain name is short, avoids hyphens and numbers and has a .com extension when available. Consider using your business name or a combination of words that describe your services, such as "plumbing," "pipes," or "water." A well-chosen domain name can enhance your online presence and make it easier for potential customers to find and remember your website.