Many times developers come across the need to choose which MS SQL server to use in his develoment work. Microsoft provided many different editions of the SQL server and each with different technical specification. It's wise to study through the specifications before deciding which edition of the server to deploy for end product. Here's some links that are useful for reference:
1. SQL Server 2008 R2 Editions Feature Comparison
http://technet.microsoft.com/en-us/library/cc645993(printer).aspx
2. Browser Support for SQL Server 2008 R2 Reporting Server Browser Compatibility Check
http://www.blogger.com/post-create.g?blogID=146115522879877832
3. SQL Server 2008 R2 Express Edition Reporting Service Features Summary
http://technet.microsoft.com/en-us/library/cc281020.aspx
