Mike McCarville @ http://wwwtmrcom.blogspot.com/ has done a GREAT job putting some light on this...

While there's been no announcement that InsureNet will be the company chosen to process information obtained through the highway cameras, it has won contracts in other states as a "sole source provider," meaning it is the only firm able to perform the service.
Former Republican House member Wayne Pettigrew of Edmond is a national officer of the firm.
Switzer was a fundraiser for Henry in 2002 and again in 2006. His endorsement of Henry in the 2002 race, many believe, propelled Henry to victory. Switzer also was responsible for placing a last-minute series of Henry radio commercials with a jingle that became the hallmark of the campaign.
Bulletin ~ The House Transportation Committee heard a presentation last Wednesday on InsureNet, which provides paperless verification of motorists’ insurance status. Former University of Oklahoma football coach Barry Switzer, who implemented the program in Oklahoma, was present at our meeting.Following the thread of disjointed information about InsureNet's efforts

Miller authored House Bill 3326 in the 2008 session which authorized creation of the new license plates, which apparently became the first step in instituting the system and was a member of the committee that designed the plates. Miller, however, says the system would have worked with the state's previous license plates.

Oklahoma Ethics Commission reports show Switzer donated $2,500 to Miller's 2010 reelection campaign.
In Henry's reelection campaign in 2006, Switzer repeated his 2002 donation generosity to Henry; he donated the maximum, $5,000.