HP is giving either $50 or $100 cashback on selected models of their iPAQ PDAs. Get either $100 cashback on HP iPAQ rw6828 Multimedia Messenger or $50 cashback on HP iPAQ rx4240/rx4540 Mobile Media Companion. The purchase needs to be made before 31 July, and the cashback form must be filled and returned before 17 August. Maximum 3 per customer.