*Edit* the place to signup is in the top left corner of the opening page - Enter the code in "Limited Offers" box. Sorry for any confusion!
If you are interested in trying out the L'oreal Beauty Tubes mascara, L'oreal is sending out $5 coupons* for the product if you register at beautytubes.ca and enter the code LX67.
$5 off is pretty good considering the mascara is $13+ or more at supermarkets and drugstores.
*Note this is a promo for Canadian residents only.