Oxy Classified Expert

We required an oxyclassified expert to help us in a classified website project. we just require a small changes in the script just need to adjust them according to oxyclassifieds site demo. following task need to be done. 1 - Add Open Graph meta attributes in site, to get live values of title,description,keyword,image,status,link, etc... just like in the oxy demo sites 2 - Fix the index page description and keyword problem ,when location filter enable. default keyword and description not showing on index page. 3 - Set SEO / Sitemap settings according to Google standards 4- Some more minmal changes like these. If you have expertise in oxyclassifieds and knowledge about the Opengraph protocols then bid .otherwise sorry