Use eBay coupon code EBSave20
eBay has this No-Contract Samsung t139 Prepaid Flip Cell Phone for T-Mobile for $29.99. Use the coupon code and the price drops to $23.99. The 3.04-oz. dual-band GSM flip phone features a 128×160 color LCD, VGA camera, Bluetooth, speakerphone, and up to four hours of talk time. Shipping is $0.99.