Leave it blank or put N/A

I am renewing my DACA and i am wondering if I should put N/A or just leave the questions blank that does not apply to me such as travel information coz i did not leave the country, part 6: interpreter and preparer...

I am preparing my own stuff, i prepared mine before but i have no idea what i did before. pls help thanks

last time I renewed I left it blank.

I left it blank too.

I leave it blank, it saves me ink costs.

So do I

Blank.