Amazon 現在eos Shea Better Sensitive Shaving Cream, Women’s Shave Cream, Fragrance-Free, Skin Care and Lotion with Colloidal Oatmeal, 24-Hour Hydration 刮鬍/刮毛護膚乳7 fl oz 原價$5.99, 特價$4.97
1. 在價格的下方有個 20% Off coupon, 鈎選coupon, 結帳時會自動減 20% Off
2. 再用 Subscribe & Save 之後, 又可以有 5% Off, 最後是 $3.73
3. 買4支可再$5 off. 最後是$3.73X4 – $5 = $9.92, 算起來1支才$2.48.