Ordered the 1500t (Your input was actually invaluable in making my decision BTW

).
Definitely send the thing in at least. I believe it has to be sent within 30 days of purchase date. You do have to pay 13.95 in shipping, but it is still should be well worth your while.
Here is the email:
Dear (name removed,
Thank you for choosing Compaq for your technology needs. We value your
business.
This is an automated shipping confirmation of an order you placed for the
Compaq Wireless Access Offer--CTO.
Your order was shipped on October 16, 2002 via Federal Express Priority.
Item(s) Information:
--------------------------------
Item No: 283836-001-CTO
Description: Compaq Wireless LAN MultiPort W200
Unit Price: $0.00
Quantity: 1
Order Details:
--------------------------------
Order No: (order # removed)
Order Date: October 10, 2002
Product Amount: $0.00
Shipping/Handling: $12.95
Sales Taxes: $1.00
Order Total: $13.95
Shipment Tracking Information:
--------------------------------
Shipment Tracking Number of your order is: (tracking # removed).
You may view the status of your shipment online at:
(link removed)
Thank you for your order.
Compaq Computer Corporation
A Part of the New HP