in the future
-- set a policy $$$
-- set your own activation lock.
-- use dep.
"This document offers guidance on some important considerations for getting the most out of your iOS deployment." Covers: Prepare your infrastructure. Set up devices. Configure and manage devices. Deploy apps and content. Plan for support.
https://www.apple.com/ipad/business/docs/iOS_Enterprise_Deployment_Overview_EN_F eb14.pdf
Quick overview of zero-touch MDM enrollment, DEP
http://www.apple.com/education/it/dep/
Consider DEP, Device Enrollment Program. Use VPP, Volume Purchase Program. Select an MDM, Mobile Device Management. Read the Google doc below and nsdjoey write up.
IT Resources -- ios & OS X -- This is a fantastic web page. I like the education site over the business site.
View documentation, video tutorials, and web pages to help IT professionals develop and deploy education solutions.
Education
http://www.apple.com/education/it/
business site is:
https://developer.apple.com/enterprise/
http://images.apple.com/lae/business/docs/iOS_Enterprise_Deployment_Overview_EN_ Sep14.pdf
MDM -- Mobile Device Management
For a comparison see this page:
http://www.enterpriseios.com/wiki/Comparison_MDM_Providers
VPP -- Volume Purchase Program
http://www.apple.com/education/it/vpp/