Such systems might allow lower rates for qualifying mail, while pieces that would not qualify might be rejected or required to pay a surcharge based on costs.
The system will not help people that do not have qualifying mail get lower rates.
mnli hypothesis: The system will not help people that do not have qualifying mail get lower rates. premise: Such systems might allow lower rates for qualifying mail, while pieces that would not qualify might be rejected or required to pay a surcharge based on costs.