Here are some proxy website links using which you can browse not only orkut but many other sites. Proxy sites are the websites, that hide your web identity from other websites. Mainly Ip address is Hidden
 
www.mathtunnel.com
www.gravitywars.com  
www.kproxy.com
www.calculatepie.com
www.anonymizer.com
 

Open the above sites and just type in www.orkut.com in companies or colleges where its blocked n enjoy.

Surf Blocked Orkut

Login into your Orkut a/c from restricted area

Orkut Trick to Post Colorful Scrap

Orkut scrap trick to write Colorful scrap to your friends

Adding Special Symbols in Scraps

Customize your scrap and make it something different.

Orkut Trick to Write Your Name in Heart Shape

Impress your friends by scrapping them a Heart Name

Orkut Softwares

Some safe side orkut softwares for quick Orkutting.