Getting Started with the EWS Managed API. The Exchange Web Services (EWS) Managed API provides a managed interface for developing.NET client applications that use EWS. By using the EWS Managed API, you can access almost all the information stored in an Office 365, Exchange Online, or Exchange Server mailbox.

It does seem to be a bit of a dearth of VB.net samples for Exchange Web Service Managed API. So here is a sample VB.net code which demonstrates:

Exchange Web Services Url

• Send Email
• Create Appointment

NOTE: Following programming examples is for illustration only, without warranty either expressed or implied, including, but not limited to, the implied warranties of merchantability and/or fitness for a particular purpose. This sample code assumes that you are familiar with the programming language being demonstrated and the tools used to create and debug procedures. This sample code is provided for the purpose of illustration only and is not intended to be used in a production environment.

Microsoft Exchange Web Services Down…

We can refer to the articles mentioned below for further reading:

• Exchange Web Services Architecture
  http://msdn.microsoft.com/en-us/library/aa579369.aspx
• Introducing the Exchange Web Services Managed API 1.0
  http://msdn.microsoft.com/en-us/library/dd637749(EXCHG.80).aspx
• Working with the EWS Managed API
  http://msdn.microsoft.com/en-us/library/dd633696(EXCHG.80).aspx
• Exchange Web Services Managed API
  http://www.microsoft.com/downloads/details.aspx?FamilyID=C3342FB3-FBCC-4127-BECF-872C746840E1&displaylang=en&displaylang=en
• EWSEditor
  http://code.msdn.microsoft.com/ewseditor
• Creating Appointments and Meetings
  http://msdn.microsoft.com/en-us/library/dd633661(EXCHG.80).aspx

Microsoft Exchange Web Services

Exchange Web Services 2010

Enjoy EWS and Happy Holidays!!!