You will need to set up your shipping preferences through Mal's E-commerce.
1) Log into Mals at http://mals-e.com with your Mal's username and password that you received in your Store Setup email.
2) Once you're logged into Mal's, under Cart Links, click Cart Setup, then Shipping.
3) The easiest method to set up is is flat rate shipping for all orders, or free shipping.
Click here for a description of all shipping method.
There is also a third-party shipping modification that you can purchase and install that will calculate shipping for you for specific carriers. If you are interested in that option, visit this website: http://www.auctioninc.com/info/page/shipping_plugin. The cost is $14.95 per quarter (breaks down to just under $5 per month).