The duplicate title tags m=0 and m=1 are one of the major problems with the blogger .These are the Url parameters which are found at the end of your blog permalinks, they actually shows a mobile version of your blog, for example
/2015/05/duplicate-title-tags.html
/2015/05/duplicate-title-tags.html?m=0
/2015/05/duplicate-title-tags.html?m=1
These...
