Linq2Twitter WCF

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Web;
using System.Text;
using LinqToTwitter;
using System.Configuration;

namespace Twitter.WCF
{
    public class Tweets
    {
        public List<Search> GetTweets()
        {
            var auth = new SingleUserAuthorizer
            {
                Credentials = new SingleUserInMemoryCredentials
                {
                    ConsumerKey =
                        ConfigurationManager.AppSettings["twitterConsumerKey"],
                    ConsumerSecret =
                        ConfigurationManager.AppSettings["twitterConsumerSecret"],
                    TwitterAccessToken =
                        ConfigurationManager.AppSettings["twitterAccessToken"],
                    TwitterAccessTokenSecret =
                        ConfigurationManager.AppSettings["twitterAccessTokenSecret"]
                }
            };

            var twitterCtx = new TwitterContext(auth);

            var srch =
                (from search in twitterCtx.Search
                 where search.Type == SearchType.Search &&
                       search.Query == "Hospital" &&
                       search.Count == 25
                 select search)
                .ToList();

            return srch;
        }

        public IQueryable<Search> SearchResults
        {
            get
            {
                return GetTweets().AsQueryable();
            }
        }
    }
}


//------------------------------------------------------------------------------
// <copyright file="WebDataService.svc.cs" company="Microsoft">
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Data.Services;
using System.Data.Services.Common;
using System.Linq;
using System.ServiceModel.Web;
using System.Web;

namespace Twitter.WCF
{
    public class Twitter : DataService<Tweets>
    {
        public static void InitializeService(DataServiceConfiguration config)
        {
            config.SetEntitySetAccessRule("SearchResults", EntitySetRights.AllRead);
            config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V3;
            config.UseVerboseErrors = true;
        }
    }
}