Palm, currently PDA's biggest maker, has announced a trade-in program that they hope will attract current handheld owners to upgrade to their older devices for Palm's own latest offerings.

It does come as a bit of surprise that Palm is accepting pretty much all handheld brands either Palm or PocketPC based, as long as the devices are functional you will receive a $50 rebate on Zire 71, Tungsten T, Tungsten W or Tungsten C devices. You can check PDA prices here.