Well Mohammad, things are not good for you.

Unfortunately, it's the same for email. With email compose task you can run the email application but you need to press the send button.
You can find...

Hi Mohammad

Just one small notice before start your first Windows Phone app. You can't automatically send sms (text) messages using Windows Phone.
You can use launchers called SMS compose task...

Please, how to read Exif data from picture?
ExifLib library don't work correctly on Lumia devices.

Best regards