Here are some of the most common and effective business phrases that can be used in a variety of contexts:

1. “Think outside the box” – Encouraging creative and unconventional thinking.
2. “Fail fast, fail often” – Embracing failure as a learning opportunity.
3. “Let’s touch base” – Scheduling a follow-up meeting or conversation.
4. “Win-win solution” – Seeking mutually beneficial outcomes.
5. “Low-hanging fruit” – Identifying the easiest and quickest opportunities for improvement or growth.
6. “Moving the needle” – Making significant progress or impact.
7. “Drill down” – Examining a situation or problem in detail.
8. “Push the envelope” – Taking risks and exploring new ideas.
9. “Take it to the next level” – Improving upon existing practices or taking them to a higher level.
10. “Think big, start small” – Approaching a large project with a gradual and manageable approach.

These phrases can help you communicate effectively and efficiently in business settings, and can help to convey important concepts and ideas in a memorable and impactful way.