public override string ToString()
 {
     return(string.Join(", ",
                        new string[]
     {
         Line1.RemoveFromEnd(",").ToSentenceCase(),
         Line2.RemoveFromEnd(",").ToSentenceCase(),
         Town.RemoveFromEnd(",").ToSentenceCase(),
         County.RemoveFromEnd(",").ToSentenceCase(),
         Postcode.ToUpper()
     }
                        .Where(x => !string.IsNullOrWhiteSpace(x))
                        .Select(x => x)));
 }