ebay

1. The Meaning of Life: Someone in Boca Raton, Fla., figured it out. Unfortunately, all that wisdom likely remains a secret—the highest bid was $10.50, less than the seller's reserve price.

2. Evidence of an affair: An Australian women offered two items found in her own bed: "the tart's knickers" and an empty condom wrapper, "size small."
3. Grandpa's ghost (with cane!): Six-year-old Collin was afraid of Grandpa's ghost, so his mom decided to get rid of it forever by posting it on eBay—and included his cane to satisfy the site's terms.
4. Motorcycle helmet (plus tale of woe!): A man decided to unload his ex-wife's Shoei RF700 helmet, along with his woes, which he enumerated in detail in the saga of their relationship. The helmet was worth a few bucks, but the tirade was priceless.