Not sure how this has to do with Health but my answer would be to not buy things online at all. Nowadays it's EXTREMELY easy to get robbed of your money, by people that live across the world. Your bank account can easily be accessed through a phone, computer, gaming system, credit/debit card, check book, etc. I covered things both online and off. Stay safe!
Hang around one or two friends who smoke so you get used to it
No, I do not think it is the best way for them to be efficient.
Answer:
N/A
Explanation:
I don't see where the question is here