On a 12-month contract, in addition to the Free Speed Boost from 12/1 to 25/5, the connection fee is lowered to $69($99 for 1-month contract). Also on a 12-month contract, the modem cost is lpwered to $50($109 for 1-Month contract.
On a 24-month contract, in addition to the Free Speed Boost from 12/1 to 25/5, the connection fee is lowered to $0 and the modem cost is also lowered to $0.