it always/never pays to do something

it (always) pays to (do something)

It is (always) a wise or advantageous idea to do the thing specified; doing this specific thing will (always) yield a positive effect. You can have the best product in the world, but if no one knows about it, no one is going to buy it—that's why it always pays to advertise! In my experience, it pays to have a seasoned legal expert look over every deal you're making before you sign the paperwork.
See also: pay

it never pays to (do something)

It is never a wise or advantageous idea to do the thing specified; doing this specific thing will never yield a positive effect. While it may be tempting, it never pays to exaggerate the list of accomplishments on your résumé. In my experience, it never pays to try to make short-term earnings by avoiding paying your taxes in full.
See also: never, pay
Farlex Dictionary of Idioms.

it always/never pays to do something

it is always/never wise to do something: It always pays to get good professional advice. It never pays to cheat in exams because you will always be discovered eventually.
See also: always, never, pay, something
Farlex Partner Idioms Dictionary
See also:
  • it (always) pays to (do something)
  • it pays to
  • it never pays to (do something)
  • far be it for/from me to...
  • far be it from
  • far be it from (one) to (do something)
  • far be it from me
  • far be it from me to
  • far be it from me to do something, but...
  • far be it from one to