virtuemart in joomla setup store

we have joomla and virtumart installed and configured using the us paypal pro plugin The website is [login to view URL] the task is to set up the store and our first product, and to supply instructions with screenshots to help us set up additional products. we will need to test the process, and inevitably there are problems, so we need somebody to stick with us until it is working. communication is critical, I am not a developer, so I want to work with somebody who has the patience to work with a non technical person, and who is willing to communicate with any tech support representatives from the various components, plugins, and payment processors, if we encounter problems. I have already roughed out the first product, it can be viewed at [login to view URL] We need to have this product configured so that the customer is charged for shipping, based on their location and chosen shipment method. Customers with a California address will also need to be charged sales tax. there will also be some design work required, such as image placement or changing font sizes etc. this will be basic improvements on the default interface for readability etc...