OKLAHOMA CITY, 2013-08-20 — /travelprnews.com/ — Google Inc. has released the results of a month-long digital marketing case study in conjunction with the Oklahoma Tourism and Recreation Department. TravelOK.com, Oklahoma’s official state tourism website, used Google’s YouTube TrueView advertisements in conjunction with the department’s traditional 2013 spring media campaign entitled “Come See for Yourself.” “The Oklahoma… Read the full press release