Using the the free messaging program telegram downloaded and compiled on the Raspberry Pi, it is possible to remotely control devices attached to the GPIO pins and to take pictures with the Raspberry Pi camera module all controlled from telegram running on your mobile phone to which the pictures can be automatically sent. A detailed article on my blog accompanies the video, and contains full details on how to set it up for yourself.
https://rbnrpi.wordpress.com/2015/02/...