That's the dreadful "call to action" popups every SEO "guru" recommends you to add to your Wordpress site: http://www.jeffbullas.com/2015/09/16/10-popup-calls-

That's the dreadful "call to action" popups every SEO "guru" recommends you to add to your Wordpress site: http://www.jeffbullas.com/2015/09/16/10-popup-calls-to-action-readers-wont-able-resist/ http://www.jeffbullas.com/2015/09/16/10-popup-calls-to-actio... I do hate and actively block them.