Amazon.com has Optimum Nutrition 100% Whey Protein, Vanilla Ice Cream or Double Rich Chocolate, 1 Pound (Pack of 2) for $12.33 when you select Subscribe & Save. Shipping is eligible for free shipping with orders over $25.
American Express Starwood Preferred Guest® Credit Card $100 Bonus
Probably the best card to earn frequent flyer miles, the Starwood Preferred Guest® Credit Card from American Express gives you 10,000 bonus Starpoints after first purchase. This can be converted to $100 gift card. Earn one Starpoint for every dollar you spend. No annual fee for the first year and $45 thereafter.