PHP developer need for fix some errors

Here you can see our error list - [login to view URL] Here are those errors which i want to fix - Keyword Usage Code to Text Ratio Google Analytics Test Image Alt Test Inline Css Test Deprecated HTML Tags Html Page Size Test Html Compression/Gzip Test Page Cache Test Nested Tables Test Site loading speed Test Server Signature Test IP Canonicalization Test Media Query Responsive Test if anybody can fix any error from this list then bid here and put "seotool" in your bid so i know that you read project description. Thank you