In addition to the graphic design there are many advanced system features, which could be implemented at your store (click items listed below to get more info).

Menus, Index and Section pages enhancements:
Enhanced menus (RTML or DHTML)	Top/bottom editable menu	"Shop by .." select boxes	Index page Content spot rotator	Index page section "Bestsellers"
Order-ready section page	Structured section page	Pagination of the section page	Editable "Related Items" table	Multi-lines in breadcrumbs
Product (Item) page enhancements:
"Currently Viewed Items" table	Multi-types of product options	Image enlarging (AJAX Lightbox)	Back-Up-Next Item page links	"More Info" pop-up
Multiple insets	Discount displaying	Quantity box aside of "Order" button	Item total price by quantity input	Item total price by selected options
Enhanced "Savings on Quantity"	Minimum order quantity	Item "Availability" text message	Shipping cost estimator	Delivery date estimator
Other system (page) additions:
Text/image page editable spots	"Email to a friend"	"Subscribe to" list	Hierarchical site map	Custom .CSV data import/export
SEO-related set of page settings

Special Store Additions:

Layered (tabbed) content of the product page	Floating shopping cart	Content spot dynamic rotator (AJAX)	Table of enhanced product accessories
The customization of the New Checkout pages	Product search by combined criteria	"Quick Shop" floating order table	Rating & comments system with Back Office