From E-commerce knowledge - Shopfitter
Google provides a number of tools that help you make your website successful, most of them completely free of charge:
- Google Analytics - gives detailed information about activity on your website
- Webmaster Tools - information, advice and user community forums - access to Google Sitemaps system
- Google Base - enables you to upload a feed of product data to Google's Shopping channel
- Google Checkout - accept online payments through Google's Checkout system
- Adwords - Pay Per Click advertising on Google and its network
- Adsense - publish Google ads on your site and receive commission
Ideally, you should use a single Google Account to signup and manage your Google facilities, click the following link to setup a Google Account
