JCase and theroot.ninja are the kings of HTC and Motorola bootloader unlock. Their revolutionary app "Sunshine" provides one click Bootloader Unlock and No Wipe S-Off for most HTC and Motorola devices including the Verizon HTC 10! Once you download the app it will check your device for compatibility. Once it is discovered that your device is comsunpatible you will be charged a small fee which covers further development (these guys brick hundreds of devices when developing new bootloader unlocks the fee pays for the flow of devices needed). Once the fee is paid the app begins a fully automated process. In the end you will have a device which is bootloader unlocked and ready to be rooted! Grab the app from the link below.
via theroot.ninja