You cannot increase the size of the thumbnails that show up on the pages of your Basic Webstore.

Go to the Webstores > Basic Webstores > Design Center page and click the "Customize Theme" button.

The search function in the CA Store does not use URL queries for searches and this is why the URL does not change when a search is done.

To export the URLs to your items in your Basic Webstore you can go to the Stores > Basic Webstores > Store Inventory page.

When buyers from your Basic Webstore attempt to checkout and use a registered buyer account, they will automatically be sent to the checkout for the settings for the English (US) language.

If you are clicking on your "enlarge image" links in the Design Center (Webstores > Basic Webstores > Design Center) and you get a "Page Not Found" error, then your Basic Web

This is currently not possible in the Basic Webstore. The featured products will always be displayed above the categories on the homepage and category pages.

The default value (Yes or No) for the Opt-In field can be controlled by the seller on the Sales > Checkout > Additional Options page in the "Optional Marketing List" section.

You can utilize the same shipping calculator feature in your Basic Webstore that you use in your Ad Templates for Marketplaces, such as eBay.