Riddlebox 1

"Excellent, you must be the one they spoke of!" He gives you a ladder and you retrieve the bottle inside the bottle is another piece of paper, just like the one from before. On this paper is an address and a name "3362 E. Maple Dr. Phoenix, AZ. 77777---Jamie" Of course you decide to follow, especially after making it this far, so when you arrive at the targeted location Jamie, a young male steps out the door to greet you. You explain your journey and he gives you some valuable info. "The treasure you are seeking will never end, cannot be taken away, and cannot be given away..." All of these riddles are surely getting to your brain but you try to bear with it anyway. "Here is your riddle my friend, get it right and you have 1 more to go, get it wrong and you'll meet my dog." he pauses a moment and then says...."The man who made it never saw it, the man who bought it never used it, and the man who used it never knew it. What is it?" Now this ones pretty difficult so you take your time and then conclude that it must be....