If you're in the UK with an iPad, or iPad2, mobile operator o2 has a gift for you that gives you more than the regular iPad data plan they offer.
Now through April 14, if you top up your iPad they'll give you an extra GB of data use for your device starting on April 15 and eligible for use over the next 30 days starting on April 15.
It's a smart move with the upcoming Royal Wedding in London over the next month, plus it shows that the same approaches that have been used by operators who make pre-paid customers with mobile phones offers to bonus them for loyalty, or to get some additional revenue on the books before a certain date can work with pre-paid data.