announce
announcement
attention
blackboard
bullhorn
chalk
chalkboard
come in
communication
concept
dark background
entrance
font
hand
information
labeled
lettering
loud
loudspeaker
megaphone
message
note
open
open sign
retail
sale
service
shop
shouting
sign
slate
slogan
sound
speaker
store
text
voice
we are open
welcome
word
write
written