Welcome to the Q&A Forum

Thanks EGOL

Thanks Mat, Andy & Nigel

You can have multiple H1 tags , its okay to have them

Yes bing and yahoo gives almost identical results. Select Arabian countires in Bing and you should be ok. Hope this helps

One way to see the differences is to use a free tool like http://sharedcount.com/ it shows you Facebook likes, shares and comments which are all different items.