But he did learn a valuable lesson: Double-check the serial number on the box.

CNN: Open that iPad before you buy it

It will have a unique hologram, digital photo and serial number allowing parking attendants to check for genuine badges more easily through the windscreen.

BBC: Blue badge parking measures introduced to combat fraud

Owners of iMac system who think that they are affected can enter their serial number into a form on the Apple website to check to see if their system is part of the replacement program.

FORBES: Your iMacs May Be Eligible For A Replacement 1TB Hard Drive