The FAA has finally released guidelines for flying drones for commercial use, The rules are referred to as Small Unmanned Aircraft Regulations or Part 107.
The rules went into place August 29th, 2016. If you are flying a drone for any use and the drone is over .55 pounds, you must register your drone with the FAA. The X-Star and X-Star Premium weighs 3.13 pounds and will need to be registered.
For step by step instructions on how to register your drone, see this page:
If you are flying the drone for commercial use, you must also abide by the additional regulations issues by the FAA. The primary rules are
1. You must have a remote pilot airman certificate
2. You must be at least 16 years old
3. You must pass TSA vetting
The full list of regulations can be found here: http://www.faa.gov/uas/getting_started/