Dyson Black Friday deal

Future shop will have the Dyson Ball DC29 for two days only Nov 21 and Nov 22nd for $400 It is already the lowest price we had in Canada but we can make it better. Black Friday deal.
On the 21st it will also be the same price in Canadian tire. 
Target will have it for the same price om Nov 21st and 22nd
Home outfitters  will have it for the same price on Nov 21st

Options
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1)Price match at Best Buy and pay $400-($600 - $400)x0.1 =$380
2) Price match on Nov 22nd in CT and pay $400 and get $40 in CT money.  CT Options Mastercard gives 10X the CT 'money'. The CT 'money' for this deal would be $5.96. so doing this deal at CT with their Options card would be an additional $59.60 Total out of pocket $400 - $40 - $59.6 = $300.4 WOW
4) Price match at lowes and pay $400 - $40 = $360
5) Huge YMMV Price match at Lowes online pay $360 and use the 10% coupon on the Lowes web site for email registration and pay only $324