Searching contacts using EWS Managed API 1.1 from PowerShell (Impersonation, SearchFilterCollection, ContainsSubstring)

Here is another example of using EWS Managed API with PowerShell 2.0. In this case the requirement was to be able to find out all contacts that have Hotmail email address in any of the Email Address fields. This provided me to opportunity to demonstrate the use SearchFilterCollection and ContainsSubstring search filter from a PowerShell…

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