I don't w3 validation helps in seo or not but I think we should clean all errors and warnings because finally Google is boat it understand...
Why block Opensiteexplorer, majesticseo, ahrefs? Cab you explain... Google has their own crawler...I don't think it has to do anything with other...
Google loves moderated link. For Example: Links from digitalpoint.com is helpful as it has good moderation(not easy link to get, you have to...
It not necessary but its helps in indexing your website fast.
Go ahead, add those pages in sitemap, upload it on your server then re-submit it through google webmaster tool. Let me know if you need any help...
You don't have physical location in your targeted location? Right? I don't think you require proxy you can do listing, contact blogger from any...
Case 1: You might have setup Google webmaster tool on non-www version and you have backlinks on www-version. Case 2. You might have setup...
I think for location based marketing local business listing, local news paper, local blogger etc are good resources for traffic.
May I know website url? Does your website open with both www and no-www version?
Have you checked "Google image" results? You might be ranking in Google image search.
How to share content in search engines maximum?
If I write awesome content(unique) which is helpful to user as well then I will that in one article site? Put link to my website in author bio...
Yes Link Building still works but its depends on how you do. Are you still building links through articles, directories, bookmarks? If you want...
Recently there was lots of buzz about Google+ and seo. Cyrus Shepard from moz has done awesome research on it. You can find it on moz blog.
Question: Do you think keyword that you are targeting deserves video result?
Separate names with a comma.