1. Any 3 of the following:
(i) Filming with mobile phones is not allowed.
(ii) Passengers are not allowed to swear on trains.
(iii) Eating and drinking are not allowed on trains.
(iv) Carrying big pieces of luggage on trains is not allowed.
2. (They want to get rid of some really old and pointless rules) to keep up with the times/Some of the rules are old and pointless.
3. 10 years / a decade
4. (i) prosecuted
5. (i) NG
6. Posting abusive comments online and can ruin the lives of the victims.
7. Removing the swearing rule would make other MTR users uncomfortable as people might take advantage and swear a lot on the train.