Google Tag Manager (GTM) is an online tool that can help you with the tracking codes and collecting analytics on your website. It can also be used in conjunction with Google Analytics to make collecting this information so much easier. GTM has so many great features that are easy to use, and the best part is, it is completely FREE! The program can keep track of all your information through one tool, which stores all your data in a centralized location. This means you will not need help from o...