OMA Device Management for Verizon Handles configuration of the device (including first time use), enabling and disabling features provided by carriers. https://en.wikipedia.org/wiki/OMA_Device_Management I believe it's only useful if you want to use a Verizon service with a non branded phone (not sure at all) https://www.androidpolice.com/2015/03/10/android-5-1-includes-new-carrier-provisioning-api-allows-carriers-easier-methods-of-setting-up-services-on-devices-they-dont-control/ Displays annoying notifications if you unlocked your bootloader
Phones target this application