Filemaker Pro: 2 for 1 offer

[kerr]

Saw this about 6 months ago and they are doing it again:

http://info2.filemaker.com/BOGO2014_offer.html

"Buy a New or Education version of FileMaker Pro 13 or FileMaker Pro 13 Advanced and get a FREE download of the same product."

Terms and conditions apply. Offer expires December 10, 2014.

FileMaker Pro 13: $329 (Features (http://www.filemaker.com/au/products/filemaker-pro/whats-new.html))
FileMaker Pro 13 Adv: $549 (Features (http://www.filemaker.com/au/products/filemaker-pro/fmp_vs_fmpa.html))

[SRG]

I am going to download a trial and likely grab it, though I have no idea what to do with the 2nd licence under the offer.