HP Canada has put out a coupon code for Canada Day where you can save 15% off many items on their website. Enter the coupon code LOYAL15 at checkout. They are also offering free shipping site wide.
For example the HP W2371d 23-inch Diagonal LED Backlit Monitor is on sale for $119.99 right now, with the discount you can get it for $101.99 and it ships for free.
The Fine Print
Discount will not be applied to ink, toner, paper, or Beats Audio headphones. Offer valid Monday June 24th through Tuesday July 2nd, 2013.