No offence is being committed as there are no parking restrictions in place. Should you wish to request parking restrictions are put in place you will need to contact Oxfordshire County Council (firstname.lastname@example.org).
Vale of White Horse District Council have no enforcement powers on nuisance or dangerous parking. If you believe there is a road safety issue, you should report this to the police by calling 101. The police are also responsible for vehicles being used on the highway with no MOT.