Each ticket allows one person to use transit. When you purchase a package of 10 tickets, you often receive a discount. Using tickets also has the advantage of not requiring you to carry exact change on the bus.
Use two tickets to purchase a DayPASS on board for unlimited travel on that day of service.
To pay using a ticket, place it on top of the farebox and allow it to move through.
To purchase a dayPASS with two tickets, inform the driver that you require a day pass and then place both tickets on top of the farebox and allow them to move through.