A compensation coach explains why she thinks negotiating via email is the smarter move

Never accept an offer on the spot — use the live call to get context, then follow up in writing.
Ask two quick live questions: “How did you arrive at this offer?” and “Where does this base fall in the role’s range?”
When you counter, focus on 3–4 priorities and clarify bonus, equity, benefits, and any exit/noncompete terms.