Dos and Don’ts about giving up smoking

Start by attending to the doctor in order to take his advices
Always remember health problems that you can avoid if you give up smoking
Take every opportunity to do some exercise and eat healthy
You might think about the money you can save if you don’t smoke

Be careful to dump your cigarettes ? this one I'm not sure about, it is grammatically correct but you don't 'dump' a cigarette, unless you are 'dumping' a truckload or something.  Is the advice to throw away your cigarettes in the right place?  (e.g. the bin instead of the road or elsewhere where it could catch fire)

Resist the temptation to try only a cigarette

Avoid attending to smoking clubs
You should never keep in touch with people who smokes
It’s important to feel confident about your goals