How do I send email using .NET
There is a nice and free SMTP component available from Quiksoft. You can read more on this here. Also, check out this article on Codeproject: SMTP article on Codeproject
How do I access an FTP server using .NET
There is an article on CodeProject that has code for a managed component that you can use. FTP component on Codeproject
How can I resize a borderless form with a rubber-band effect
Simon Bond has sample code at C# Corner that implements this sizing technique. Zhanbo Sun suggests a modification that handles a problem he spotted with the original code.
How do I display adjacent text
Check out this article by David C. Brown of the Windows Forms team at windowsforms.net. It discusses several reasons why you GDI+ output may lok differently that GDI output. One of the topics discussed is how to draw adjacent text.
How can I read and write zip files in my Windows Forms program.
Check out ’The Zip/GZip Implementation For .NET’ available here. This library is released under a special GPL. Check out the above page for details.