The Android SDK makes it very easy to send emails from an application, but unfortunately, that's only if you want to send them via the built-in mailing app. For most situations this works fine, but if you want to send something out and don't want any input/intervention from the user, it's not as easy. [please follow these tutorial][1]

[1]: http://www.jondev.net/articles/Sending_Emails_without_User_Intervention_(no_Intents)_in_Android

The Android SDK makes it very easy to send emails from an application, but unfortunately, that's only if you want to send them via the built-in mailing app. For most situations this works fine, but if you want to send something out and don't want any input/intervention from the user, it's not as easy.
so please follow this link
http://www.jondev.net/articles/Sending_Emails_without_User_Intervention_(no_Intents)_in_Android