Household Items That Are Now Worth a Fortune
Playing Cards
Because everyone has a deck or two of playing cards lying around and they are so easy to acquire, you can buy them at the dollar store, they are very quickly overlooked and tossed in the trash. But you should really be careful about doing that and inspect the deck first that it’s complete, and if they are unique, rare, or vintage there are collectors that would be willing to pay from hundreds to thousands of dollars for them.

Playing Cards
For example, this a set of cards that were given to Microsoft Interns who were at David Blaine’s performance in a Microsoft-sponsored function, only 2,015 decks produced, now worth around $425.