
Google have a package called Google Analytics which is a tool to simply analyse where your website traffic is coming from, how your site was found and the number of vistors you have had in a an easy to navigate interface.
This will be a big help to measure the success of any marketing campaigns, links placed on other websites relavent to your business and also help you to see the words people are searching in order to find your business.
There has never been a better time for you to make the move online as the internet has matured in terms of the technology and the number of people using the internet to find the information, product or service they need. The internet is a very large pie and there is a slice waiting for you.