It's A Sign

Emergency Exit	YES	In case of an emergency you would know where to go.
Mind the step	Yes	in case you hurt yourself on the steps.
Recycling	No	in case you through your rubbish on the ground.
Do not stand on seat	Yes	In case you fall off the seat.
Free wifi zone	No	You can have the wifi on.
Crew only	Yes	Because you’ve not a crew member.
Stand next to a adult	Yes	In case you get lost.
Mind your head	Yes	In case you hit your head.
speed bump	Yes	You can go speed on your bike.
No smoking	Yes	In case you get a cof.
flammable gas	Yes	The gas is too dangerous for kids
No motorbike	Yes	In case you get bumped from the motorbike.
Stairs slippery when wet	Yes	In case you slip on the wet stairs.
No Dogs	No	In case you get bitten from the dog.