Save Your SHSH Blobs for iOS 5.1.1 [Important]
Apple is about to release iOS 6 so its very important for those who jailbreak to save their SHSH blobs for iOS 5.1.1 before the company stops signing that firmware.
To save your SHSH blobs you can use TinyUmbrella or RedSn0w. Links to the tutorials can be found below...
If you have any questions about the process you can submit a question using iClarified Answers.