This deal has ended.
This Seagate 3TB 3.5 USB 3.0 Desktop Drive (model STCB3000901) drops from $119.99 to $99.99 at Newegg when you use coupon code OCTSALE42 at checkout. With free shipping this is the lowest price we found by $20 and a good price on a drive of this capacity. It is PC and Mac compatible and works with Apple's Time Machine back up software out of the box. There is no sales tax (except in CA, NJ, TN).