annoying
baby
blocking
business
call center
calling
commuting
disturbing
door
dozing
earphones
elderly
give up
going to school
headset
illustration
income
inside
leaning
live
luggage
manners
music
newspaper
noise
noisy
occupation
operator
pc
people
please
priority
priority seat
priority space
reading
report
running
rushing in
seat
smartphone
sound leakage
staff
stroller
stylish
telephone appointment
train
wheelchair
woman