install SQL Server 2008 R2

Hi guys, I wanted to know which of these options should I put. i have to install all features? I need to know what features are essential for a server of mu online

http://crmconsultancy.files.wordpres...t-studio-3.jpg

http://blogs.technet.com/cfs-file.as...0_7766F50F.png

Thanks for your comment NOLIMIT!!

Your welcome :P: