/// <summary>
/// Method to return an item sent in as a ModelViewModelType as a ModelType
/// </summary>
/// <typeparam name="ModelType">The type to be returned</typeparam>
/// <typeparam name="ModelViewModelType">The type to get the value from</typeparam>
/// <param name="Instance">The current instance needed to get the right item</param>
/// <returns>The sent in item as the desired model type</returns>
public ModelType GetSelectedItemAsModelType <ModelType, ModelViewModelType>(ModelViewModelType Instance)
{
// casting the database result to a queryable list
var ModelTypeList = DatabaseList.Cast <ModelType>().ToList();
// casting the view model version to a queryable list
var ModelViewModelList = CurrentList.Cast <ModelViewModelType>().ToList();
// getting the index of the chosen item
int index = ModelViewModelList.IndexOf(Instance);
// return the same item but as a Model Type
return(ModelTypeList[index]);
}