Is link wheel safe for SEO??

Google had updates its PR in the month of February 2013. Can anyone tell me when google will be doing the updates again ??

Can anybody suggest me some good meta search engines ??

I was wondering that what is on page optimization?? If anybody explains it then it will be helpful.

Matt Cutts explains the question
<!-- m --><a class="postlink" href="http://www.youtube.com/watch?v=znOqJu3le2g&feature=share&list=UUWf2ZlNsCGDS89VBF_awNvA">http://www.youtube.com/watch?v=znOqJu3l ... 9VBF_awNvA</a><!-- m -->

Is it true that after the penguin update of google link building is going to die ??

I have a twitter profile for my blog. There are some followers (only 9). I want to increase my facebook likes to increase the visibility of my blog updates. How can i do that ?? Help me.

I have a facebook page of my blog. There are some people who have liked it (only 15). I want to increase my facebook likes to increase the visibility of my blog updates. How can i do that ?? Help me.

How to do search engine optimization in Bing?? I mean, how to get indexed by Bing and get traffic from it

Do you people aware that softer Panda update was confirmed on 18th July, 2013 by Matt Cutts. You can read about it here http://searchengineland.com/google-confi...ted-167219.
Many webmasters are claiming for recovery and some are adding the quality content to the site.
What you people are doing to recover your website and to save your website from getting hit in future?
According to me, updating blog section regularly on the website and adding good content on the pages is the best way to save your website.