Often the themes offer various design options, that the admin can use. The other option is to use plugins such as wordpress.org/plugins/dx-template-manager/screenshots

It is a long quest to find out what the figures in many Google tools actually means. I assume that all tools, besides Analytics, provide approximate values, rather than real values. Those figures are more useful to see the trends in the data, rather than making exact calculations.

If one cannot find the type of content, that wants to highlight, then this content should not be highlighted.

Much obliege, closetnoc. Very good explanation. I always though that it shouldn't be a issue, but it is always better to be sure, than just to believe that. Once again- thanks!

It provides you with the code that you need to add to your page for the choosed markup.

> If I let people post links to public fb profiles. What you mean by that?

Have you tried straight 301 redirect set in htaccess file?