They save up for this day — though, for someone like Marie Roberts, the $42 bus ticket is a major expense. Still, Roberts, 69, who is on a fixed income, said it's a priority to take her granddaughter to see her father. There are trade-offs, though. She had to skip the January bus, tapped out from Christmas. She might not be able to afford to come in July either, with three grandkids' birthdays.