View a trending graph of the conversion rate during the given time period. Conversion rate in Google Analytics is the number of transactions divided by the total number of sessions in the given time period. This metric tells you out of the number of visits to your store, the number of how many users who end up buying your product or service. It is important to track the conversion rate for your business and take efforts to improve this number.
Make sure your ecommerce product pages have as much detail as possible including many pictures of the products you sell. If you support reviews, make sure you display reviews in the product detail page. Keep your checkout process simple and with as little steps as possible.