private static List <string> VerifyJobType(string jobType) { var messages = new List <string>(); Console.WriteLine("JobType" + jobType); var availableTypes = JobTypes.ToEnumerable(); if (availableTypes.Contains(jobType)) { Console.WriteLine("JobType found."); return(messages); } Console.WriteLine("JobType not found."); messages.Add(string.Format(CultureInfo.InvariantCulture, "Job Type \"{0}\" unknown.", jobType)); messages.Add(string.Format(CultureInfo.InvariantCulture, "Available Job Types: {0}", string.Join(", ", availableTypes))); return(messages); }