1. Decide for yourself, why you need a website. Precise estimation of needs and goals of your business will be helpful for better orientation in complexity, budget and terms of your website development project.
2. Do not try to make a website by yourself. The explanation will be quite easy - website development is a complicated process, which requires thorough work of professionals programmers, web designers, project managers and content writers. If you possess all these skills you can create a website. Otherwise you'll have to entrust it to someone else.
3. Do not entrust website development to non-professional web developers