to finalize or confirm an agreement
заключить или подтвердить соглашение (zaklyuchit ili podtverdit soglashenie)
"Offering a discount helped us seal the deal with the client."
"Предложение скидки помогло нам заключить сделку с клиентом." (predlozhenie skidki pomoglo nam zaklyuchit sdelku s klientom)
to cause pollution or environmental impact through daily act...
to find a practical solution that avoids a problem
to experience the same unpleasantness you caused to others
successful because of luck, not intelligence
make the best out of a bad situation
a delicate situation requiring careful diplomacy