How do rental agencies at SeaTac handle 'Good To Go!' electronic tolling for local highways, and how can users avoid heavy administrative convenience fees?

Detailed answer

When renting a car at SeaTac, you may be offered various 'Good To Go!' electronic tolling options by the rental agency to facilitate travel on toll roads such as SR 520 and I-405 Express Toll Lanes. The 'Good To Go!' pass is Washington State's electronic toll collection system, which allows for convenient travel on toll roads without stopping at toll booths. Some rental agencies may automatically enroll your rental vehicle in a 'Good To Go!' plan and charge an administrative fee, which can range from $3 to $6 per toll transaction, in addition to the toll amount. To avoid these heavy administrative convenience fees, users can consider purchasing their own 'Good To Go!' pass or paying tolls directly. For example, the 'Good To Go!' Flex pass costs $40 for a 2-axle vehicle for a year, and tolls are deducted from a prepaid account. By choosing the right 'Good To Go!' plan or paying tolls directly, users can save money on administrative fees. For instance, on SR 520, the toll can range from $1.25 to $4.30 per trip, depending on the time of day and the number of axles on the vehicle.