public void Compare(CarMake carmake2, string prefix)
{
var areEqual = Equals(carmake2);
var areEqualText = areEqual ? string.Empty : "not ";
Console.Write(prefix);
Console.WriteLine("is {0}the same vehicle", areEqualText);
Console.WriteLine();
}
private bool Equals(CarMake carmake)
{
return(carmake != null && GetType() == carmake.GetType() && Model == carmake.Model);
}