If you plan on a vacation, here is a great project to track the temperature and soil moisture of your Plant using dweet.io and AWS IoT.
Air Quality Monitoring that uses the Intel Edison Compute Module, Amazon AWS, Visualization through Kibana, and drones!
Developed smart home automation project to measure your house's temperature and send it on your smartphone.
Know when your clothes are dry
Idea is to use AWS IoT button as a switch when pressed sends notification to the homeowner that someone has tried to enter the home.
Use Alexa to ask Coco monitor movement, sound and temperature for you. SMS will be sent to your mobile phone if any sensor detect change.
This projects shows a simple environment monitor which sends you an EMail when an abnormal weather condition is detected.