For its newsletter subscribers only, newegg offers the Western Digital My Passport 500GB 2.5" Portable USB 3.0 External Hard Drive in Black, White, Silver, Blue, or Red for $79.99. Coupon code "EMCNBNA69" cuts it to $69.99. With free shipping, that's $0.14/GB and the lowest total price we could find by at least $5. (Amazon charges the same for White.) It features automatic, continuous backup and password protection. Coupon expires August 15.