English ~ NO EXIT FOR TAXIS Please Use Other Exit

===.

Saw this sign at Changi Airport Car-Park.

Punctuation Marks?

1) No exit for taxis. 

Please use other exit.

... or

2) No exit. For taxis. 

Please use other exit.

.... or

3) No exit. For taxis, 

please use other exit.

... or

4) No. Exit for taxis. 

Please use other exit.

===.

I am an encouraging driver

I saw this poster in Chinatown (Singapore) and was drawn to it. I like it.

===.

Poster in Chinatown (Singapore)

. "I AM AN  ENCOURAGING  DRIVER." Don't be too quick to see red. .

===.

===.