Part 1: How to Setup Commerce Server 2007

Download package at here and setup it

Click to "Microsoft Commerce Server 2007"

Click Next

Choose radio button "Yes, i accept ..." then click next

Select All checkbox then click next

Click Install

Wait Installation progress

After completed, choose checkbox " Launch the commerce server ..." then click Finish

Click next

Click next

At panel Staging Reports: choose checkbox "Create an IIS ...".

At panel Staging Service Account: fill full password

Then click next

Dialog appear, click yes

At panel Direct mailer Service Account: fill full password

Then click Next

Dialog appear, click yes

Click Next

Wait Configuration Progress 

Click Finish

Part 2: Upgrade Commerce Server 2007 to SP1