Your domain is your first impression
The URL is the first thing users see and will be the thing they make a point to remember. Good domains provide a positive, lasting experience.
Your domain affects SEO
Having the relevant keywords in your domain improves your search engine rank and makes it more obvious as to what your site is about.
Your domain helps define credibility
Good domains support your intention by being relevant and memorable. A unique domain provides credibility, brandability, and authority.