Vocabulary to use:

• Benchmark: A standard by which something can be measured or judged.
• Touch base: To make contact or reconnect with someone for a brief discussion or update.
  Example: "I'll touch base with the marketing team tomorrow to discuss the progress of the new campaign.»
• Bandwidth: Refers to the capacity or resources available to handle a task or responsibility.
• On the same page: To be in agreement or have a shared understanding of a situation.
• Drill down: To examine something in detail or analyze it thoroughly.
• Deep dive: To thoroughly analyze or investigate a specific topic or issue.
• In the pipeline: Refers to projects or initiatives that are currently being developed or worked on but are not yet completed or launched.
• Leverage: To use something to its maximum advantage.
• Takeaway: The key point or lesson to be learned from a discussion, presentation, or meeting.
• Synergy: Cooperative interaction that enhances the overall performance.
• Stakeholder: Any individual, group, or organization that can affect or be affected by a business's actions, objectives, and policies.
• Scalability: The ability to increase in size or volume without losing efficiency.

TOP words/phrases to avoid in professional communication:

Very:

• Avoid: "very important"
• Alternative: "crucial," "vital," «significant"

Really:

• Avoid: "really good"
• Alternative: "excellent," "outstanding," «superb"

Just:

• Avoid: "just wanted to check"
• Alternative: "wanted to inquire," "seeking clarification"

Thing:

• Avoid: "this thing"
• Alternative: "this matter," "this issue," "this aspect»

Stuff:

• Avoid: "send me the stuff"
• Alternative: "send me the materials," "send me the documents"

Got:

• Avoid: "I've got the report"
• Alternative: "I have received the report," "I've obtained the report»

But (use cautiously in professional settings):

• Avoid: "I understand your point, but..."
• Alternative: "I understand your point, however..."

Sure:

• Avoid: "Sure, I'll do it"
• Alternative: "Certainly, I'll handle it," "Of course, I'll take care of it»