public string CombineUnit()
 {
     return(StringNormalizer
            .NormalizeWhiteSpace(
                StringNormalizer.NormalizeCharacters($"{UnitNumber} {UnitType}"))
            .Trim());
 }
 public string CombineStreet()
 {
     return(StringNormalizer
            .NormalizeWhiteSpace(
                StringNormalizer.NormalizeCharacters(
                    $"{Number}{NumberFraction} {DirectionalPrefix} {StreetName} {StreetType} {DirectionalSuffix}"))
            .Trim());
 }