A conversion is the action that would convert a visitor to a customer. According to Google support there are two things you need before you can set up website conversion track. You will need a website and the ability to edit the website. You will put a tag or a tracking code on your website. You will need to understand how to edit it on your website. It might be helpful to contact your provider’s helpdesk. If they have phone customer service, they might be able to walk you through the steps to add the tag to your website. Google guides you step by step as well in the page “Set up conversion tracking for your website”. Using this tool, you will get some help to make more profitable advertising decisions. It will show which keywords and ads are better fit for your business. You will see there which keywords are facilitating conversion.