I selected this because the students will use the laptops a lot in the class, so setting the laptop rules as the background on every device would be very easy and useful. I will make sure they read the rules before using one.
This is a great guide to Chromebooks in the classroom. It is my opinion that Chromebooks (and the management framework that the come with) have the potential to be the best educational technology tool ever invented.
5 Crafty Extensions Chrome Extensions That Will Improve Your Teaching