Use the Microsoft 20% at http://www.mpsuperstore.com/. The casio's price there is $468.00 and they add in about $20 shipping. so you get the casio for about $390. the good deal comes in when you go to casio.com and you find the free 28mb mmc card with the purchase of a cassiopeia between nov 1 and dec 30. this is a great sub for all you looking for a ipaq and coming up empty handed.
link to rebate for 28mb mmc
http://www.casio.com/images/coupons/mm28ucoupon.pdf
link to rebate for 28mb mmc
http://www.casio.com/images/coupons/mm28ucoupon.pdf