Besides cash and precious metals like gold, what other forms of payment would you personally accept?

There are plenty of options:

• Bearer Bonds
• Metals (like Steel)
• Stocks
• Commodity Contracts
• Crypto-Currency
• Prepaid Debit Cards with the amount loaded
• Travelers Cheques
• Store Vouchers (Gift Cards)
• Fuel Card Vouchers
• Loyalty Points on Hotels and/or Frequent Flyer Miles