Steps to install sql server 2005 can be found at: http://articles.techrepublic.com.com/5100-10878_11-6102265.html You need to install the following, 1. Windows installer Note: No need of installing windows installer for server 2003 sp1,sp2 2. SQLEXPR.EXE 3. SQLServer2005_SSMSEE.msi Download links SQLEXPR.EXE SQLServer2005_SSMSEE.msi If you get client systems error 'doesn't allow remote connections' then follow these steps, start -> programmers -> microsoft sql server 2005 -> configuration tools -> sql server surface area configuration #1 enable sql browser services #2 set the appropriate type for remote connections #3 Stop and start modified services. Happy Installation.