Is it my site URL with a slash after the .com?
What most people fail to realize is that every single page within your store is a landing page.
The home page, every section page, and every single item page its own landing page. You have to treat every single page as a separate landing page.

comScore, Inc.(NASDAQ: SCOR), a leader in measuring the digital world, today released its Q1 2010  U.S. retail e-commerce sales estimates, which showed that online retail spending neared $34 billion for the quarter, up 10 percent versus year ago. The strong acceleration [...]

I see it every day.
Store owners telling their customers not to shop at their website.

According to the latest press release from ComScore,retail sites continued to climb in December as Americans scoured the Web for deals this holiday season.
Among the top-gaining Retail sub-categories were Jewelry/Luxury Goods/Accessories, Sports/Outdoor, and Flowers/Gifts/Greetings sites, each growing more than 20 percent versus November. Jewelry/Luxury Goods/Accessories sites attracted nearly 23 million visitors during the month, representing [...]

We have officially less then a week till Christmas.
Can you offer your customers guaranteed delivery by Christmas Eve?
If yes, then go send an email to your customers right now and let them know!

Do you know why your favorite fast food restaurant asks you if you want fries with that?
BECAUSE IT WORKS!
Check out this article in USA Today. Up sells and cross-sells are helping to increase sales for retail owners.