If you are not using your websites effectively you are more than likely missing out on some extra cash in your account. Take a look at the statistics (study done by SiteKreator) in this post and answer this question for your small business. If updating your website regularly, adding social media and adwords would make you more money, would you do it? The visual representation here is quite eye opening. Take a look and see how you can improve your small business.
Small businesses that update their website more than five times per month have +300% more website traffic than those that do not. -businessinsider.com