Many people have made mistake and bought Apple gadget and they forgot to tell the first (original owner) to remove the iCloud and they can't use the gadget. Don't worry. I can help you step by step and show you how to get the owner's information and contact the owner to remove the iCloud or contact Apple.
NOTE: This is Step by Step instruction to get you the Owners information. 5 Dollar will not get you the full information.
For lost/Stolen Gadget need more work but I can also help