Views in SQL Server

Question

Can we use views to improve the performance for a query?

Answer 1

Indexed views will improve query performance if they are designed properly.

http://technet.microsoft.com/en-us/library/cc917715.aspx

EDIT : Be aware that unless you are using Enterprise Edition or Developer Edition, you'll need to specify the WITH (NOEXPAND) hint to get the performance boost in your selections.