Want a 3G iPad 2 and Own an iPhone? Here&#39;s How You Save
$130S  Set on buying an iPad 2, but not sure whether you need
the 3G version? Have an iPhone? Then maybe you can save $130,
plus $15/$25 every month. Here's how.  Step 1) Follow these
instructions on how to jailbreak your iPhone and create a Wi-Fi
hotspot. It's not technically condoned by your provider, because
they want you to pay an extra $20 a month for the purposes of
tethering. You can read that last sentence as "they want you to
pay an extra $20 a month for using data you've already paid
for." Screw that. Do this instead, and pay only $20 once.  Step
2) Connect your Wi-Fi-only iPad to your phone, wirelessly, and
you get online.  The only problem comes from the fact that using
your iPhone as a hotspot uses up your battery fast. The iPad has
a much larger battery and can last a while even if you pound on
that 3G connection. Your phone does not. But, the price of an
iPhone battery pack is less than $130 (usually half as much), so
you now have a ba