While
From TechWriter Wiki
"While" should only be used to mean "during", and not to introduce a comparison. For comparisons, use "although" or "whereas".
Examples:
| Avoid | Use instead |
|---|---|
| While Sales Managers can approve Sales Representatives' expenses, Territory Managers cannot. (Could be misinterpreted as stating that Territory Managers cannot approve expenses as long as Sales Managers can - thereby implying that if Sales Managers cannot approve Sales Representatives' expenses (for whatever reason), Territory Managers can.) | Although Sales Managers can approve Sales Representatives' expenses, Territory Managers cannot. |
| While Program A runs on Server 1, Program B runs on Server 2. (Implies that Program A and Program B run concurrently, but on separate servers.) | Whereas Program A runs on Server 1, Program B runs on Server 2. |
