There are two input boxes at the top of the screen. Beside the Home icon is the location box. Beside the location box is the search box.

When you enter a location name in this box, it will give results below, listing entries beginning with your keyword.
You can bring up a search dialog with more options by choosing Search from the Me menu.
Select the Shop button
, which will launch a browser in your viewer window for the Shop OnRez homepage. From here you can browse around the shop and search for great items for your Avatar. Get a new outfit to fit your mood, customizations for your avatar, great accessories and jewelry and a lot more.
Go to OnRez (132, 137, 21) where you will find kiosks to assist you in your search. There are kiosks all over Second Life as well at http://shop.onrez.com/kiosk, but on OnRez island, during the listed hours, you will be able to find Live Help if you are having any Shop issues.