Google Analytics is the enterprise-class web analytics solution that gives you rich insights into your website traffic and marketing effectiveness. Powerful, flexible and easy-to-use features now let you see and analyze your traffic data in an entirely new way. With Google Analytics, you're more prepared to write better-targeted ads, strengthen your marketing initiatives and create higher converting websites.
The industry standard for insights into your customers online. If it's not installed on your site, and if you don't have someone who can evaluate / interpret the data for you -- you're missing out on the single most important tool in web commerce. Did I mention it was free? Install, interpret, enjoy.
It's great that BigCommerce supports the basic landing page order conversion, but using a "average order value"
For stores where an order may be $10 or $1000 - pleeeeeeese take the extra step of capturing the Actual Order Value
Not too hard? I wait in hope of ROI tracking euphoria :)