public static string Sanitize(this string source)
            => Regex.Replace(source, "[^a-zA-Z0-9]|\\s", "").Trim();

public static string Sanitize(this string source, bool ignoreSpacing)
            => ignoreSpacing? Regex.Replace(source, "[^a-zA-Z0-9\\s]", "").Trim() : source.Sanitize();