Increase your customer base to heights you never imagined. With a website, millions of people all across the globe will see what you can offer them.
For how many customers you will receive, owning a website is extremely cheap. For less than the price of a newspaper listing, you can extend your reach as far as you like.
Today's advertising is done on the internet. There really isn't a cheaper or better alternative. Don't be the business who gets ignored because you have no website!
Even if you don't want global exposure, having a local listing will increase your customer base. Most people use review sites when visiting a new area to pick their activities and food for the trip. Stand out with an amazing web presence.