Adding value to remove value

Apple have just announced free engraving for iPads ordered from their online store. It’s a perfect example of how personalisation can add value to the initial purchase whilst at the same time restricting the resale possibility of the item.

Who could bring themselves to part with an iPad that had ‘to Daphne, with love’ etched into the back of it? And how much less is a personalised product worth anyway – sufficiently less that it’s not worth selling when a new one comes ou

How can you personalise your product so that someone wants to hang on to it for sentimental or perhaps other reasons?