HigLabo

//----Mail sample---------------------------------------------------------------
//Receive mail
Pop3Client cl = new Pop3Client();
cl.ServerName = "your server name";
cl.UserName = "your name";
cl.Password = "pass";
cl.Ssl = false;
if (cl.Authenticate() == true)
{
   Int32 MailIndex = 1;
   MailMessage mg = cl.GetMessage(MailIndex);
   String mailTo = mg.To;
   String mailCc = mg.Cc;
   String title = mg.Subject;
   String bodyText = mg.BodyText;
   //Save Image to your local hard disk
   foreach(MailContent ct in mg.Contents)
   {
      String filePath = "C:\MyFolder\" + ct.ContentDisposition.FileName;
      ct.DecodeData(filePath);
   }
}

//Delete selected mail from mailbox
Pop3Client pop = new Pop3Client("mymail@mydomain.com", "mypass", "mail.myserver.com");
pop.Port = 110;
pop.AuthenticateMode = Pop3AuthenticateMode.Pop;
Int64[] DeleteIndexList = new.....//It depend on your needs
cl.DeleteEMail(DeleteIndexList);

//Send mail
SmtpClient cl = new SmtpClient();
cl.ServerName = "your server name";
cl.Port = 25;
cl.Ssl = false;
SmtpMessage mg = new SmtpMessage();
mg.Subject = "title";
mg.BodyText = "Hi.my mail body text!";
//Send by HTML format
mg.IsHtml = true;
mg.From = "my_address@mail.com";
mg.To.Add(new MailAddress("address@mail.com"));
//Add attachment file from local disk
SmtpContent ct = new SmtpContent();
ct.LoadData("C:\\myFile.xls");
mg.Contents.Add(ct);

var rs = cl.SendMail(mg);
//Check mail was sent or not
if (rs.SendSuccessfull == false)
{
    //You can get information about send mail is success or error reason
    var resultState = rs.State;
}

//----Twitter Sync sample-----------------------------------------------------
var cl = new TwitterClient(consumerKey, consumerSecret, accessToken, accessTokenSecret);
var rr = cl.GetHomeTimeline();
foreach (var r in rr)
{
    Console.WriteLine(r.CreatedAt + ":" + r.Text);
}
cl.UpdateStatus("I feel happy!!"); //Add new tweet


//----Twitter Async sample(You can use this method on silverlight or WindowsPhone7)-------
var cl = new TwitterClient(consumerKey, consumerSecret, accessToken, accessTokenSecret);
//Execute callback on UI thread
cl.SetDispatcher(dispatcher);
//Observe error event when async call
cl.Error += new EventHandler<AsyncCallErrorEventArgs>(OAuthClient_Error);

cl.GetHomeTimeline(rr =>
{
    foreach (var r in rr)
   {
      Console.WriteLine(r.CreatedAt + ":" + r.Text);
   }
});
cl.UpdateStatus("I feel happy!!", status => Console.WriteLine(status.CreatedAt + ":" + status.Text));


//----Dropbox Sync sample------------------------------------------------
var t = DropboxClient.GetAccessTokenInfo("consumerKey", "email", "password");//Get access token
var cl = new DropboxClient("consumerKey", "consumerSecret", t.Token, t.TokenSecret);
var ai = cl.GetAccountInfo();

var cm1 = new GetMetadataCommand();
cm1.Path = "/MyFile.txt";
var rr = cl.GetMetadata(cm1);

var cm2 = new UploadFileCommand();
cm2.FolderPath = "/";
cm2.FileName = "FileNameOnDropbox.txt";
Byte[] bb = ...//You get byte data from your data source.
cm2.LoadFileData(bb);
cl.UploadFile(cm2);


//----Dropbox Async sample(You can use this method on silverlight or WindowsPhone7)---
var cl = new DropboxClient("consumerKey", "consumerSecret", accessToken, accessTokenSecret);
//Execute callback on UI thread
cl.SetDispatcher(dispatcher);
//Observe error event when async call
cl.Error += new EventHandler<AsyncCallErrorEventArgs>(OAuthClient_Error);
cl.GetAccountInfo(new GetAccountCommand(), ai => Console.WriteLine(ai.EMail));

var cm1 = new GetMetadataCommand();
cm1.Path = "/";
cl.GetMetadata(cm1, metaData => Console.WriteLine(metaData.Path));

//Observe Uploading data size.You can use it for progress bar feature.
cl.Uploading += (o, e) => Console.WriteLine("Total upload size is " + e.TotalSize);
var cm2 = new UploadFileCommand();
cm2.FolderPath = "/";
cm2.FileName = "FileNameOnDropbox.txt";
Byte[] bb = ...//You get byte data from your data source.
cm2.LoadFileData(bb);
cl.UploadFile(cm2, response => Console.WriteLine(response.BodyText));


//----SugarSync Sync sample--------------------------------------------------------
var cl = new SugarSyncClient("mailaddress", "password", "AccessKeyID","PrivateAccessKey");
cl.Authenticate();
var rs = cl.GetUserInfo();


//----Rss Sync sample--------------------------------------------------------
var cl = new RssClient();
var fd = cl.GetRssFeed("http://www.website.com/rss.xml");
foreach (var item in fd.Items)
{
    //Read item property(Title,Link,PubDate) and do something.
}
//You can create new RssFeed instance from text data.
var fd1 = new RssFeed(System.IO.File.ReadAllText("C:\\rss.xml");

//----Rss Async sample-------------------------------------------------------
var cl = new RssClient();
cl.GetRssFeed("http://www.website.com/rss.xml", fd =>
{
   foreach (var item in fd.Items)
   {
      //Read item property(Title,Link,PubDate) and do something.
    }
});

//----Facebook sample-------------------------------------------------------
var cl = new FacebookClient(token);
var u = cl.GetUser("123456789");
u = cl.GetUser("123456789");
var d = cl.GetFriends(new GetFriendsCommand());
foreach (var f in d.FirendList)
{
    var friendName = f.Name;
}