Got this in email for Loccitane Black Friday Offers. Looks like decent discount for people who are a fan of Loccitane.
Did the following and stacked the codes in the checkout page, doesn't seem like restricted to single promo code:
Almond Milk Concentrate 50ml x 3 @ $19 (with code 3FOR19)
Citrus Verbana Water Gel x 2 @ $45 (with code 2FOR1)
Secret Santa for Her x 1 @ $99
Divine Discovery x 1 @ $29
Added code "Deluxe" for free Deluxe Bauble & Crackers Set
Added code "Merry" for free shipping and Men's Zesty Fresh Collection @ $35
Didn't bother with the 4FOR3 category.
Got cashrewards tracked at 5.6% as well.