The greater dissemination of your site, the better.
Note that, for example, an advertisement in a newspaper is simply
Visit www.yourbusiness.com
And in your site is where you put all your information about your products and services, which may be several web pages.
Consider also advertise on search networks, or advertising networks, from Internet search engines.
An advertising network like Google Adwords or Yahoo! Bing, being the best known, allow your ads, apart from appearing in their search engines, also to appear on other partner sites related to your activity.
Thus, an advertising network from a search engine, allows your ads to appear in the search engines, as well as in online newspapers or sites of thematic content related to your business.
To read more about Google-Adwords click HERE.