: If service was canceled on the "free" line before the installment plan ended, the remaining balance of the phone's retail price became due immediately.

: The "free" phone was not free at the point of sale. Instead, AT&T applied monthly bill credits (e.g., ~$31.67/month) over the course of the 24 or 30-month installment plan. Pre-Order and Launch Bonuses

: At least one new line of service was usually required to "unlock" the free device.