<http://schema.org/openingHours>
"Mo 08:00-17:30, Tu 08:00-17:30, We 08:00-17:30, Th 08:00-17:30, Fr 08:00-17:30"^^<http://www.w3.org/2001/XMLSchema#string>
<http://zuberance.com/zuberrants/blog/the-science-of-social-media-marketing-experiment-experiment-experiment>