asp dot net ecommerce website to be updated

Hi Guys The website is in ASP Dot Net Its in ecommerce website which is already done 90 % Some updates and other few features needs to be added. Its a basic website in 1st phase so just will be used for company's internal work for time being. Rest of the details will be explained on PM and through remote support. You will be given sub domain where you can update website and then live it on main server after testing is complete. Code should be clean and no tricks should be applied as it will be verified by clients coder. If any such activity is done then we will stop the project Please PM for details