Other Ways to Say “Just a Heads Up”

“Just a heads up” is a casual phrase used to warn, inform, or prepare someone in advance. While it’s commonly used in informal conversations, there are many alternative expressions—both formal and informal—that convey the same meaning.

Informal Alternatives

• FYI (For Your Information) – Common in emails and texts.
• Quick note – A friendly way to preface information.
• Just so you know – Very similar in tone to “just a heads up.”
• Thought you should know – Implies the info is important or helpful.
• By the way – Casual and works well in conversational tones.

Professional or Formal Alternatives

• Please be advised – More formal, often used in business or legal contexts.
• For your awareness – Neutral and suitable for official emails.
• I wanted to bring to your attention – Polite and professional.
• This is to inform you – Direct and formal, often used in notices.
• Kindly note – A courteous alternative in written communication.

Contextual Usage Examples

Phrase	Example Sentence
FYI	FYI, the meeting has been moved to 3 PM.
Please be advised	Please be advised that the system will be down for maintenance tonight.
Just so you know	Just so you know, Sarah won’t be coming to the event.
Kindly note	Kindly note that responses are due by Friday.
Quick note	Quick note: the elevator is still out of service.

When to Use Each Version

Use informal versions like “just so you know” or “quick note” in texts or casual emails. Reserve formal expressions like “please be advised” or “kindly note” for professional or corporate communications where tone and clarity matter.

FAQ

Is “just a heads up” too casual for professional settings?

Yes, in many formal or professional settings, it’s better to use alternatives like “please be advised” or “for your awareness.”

Can I use “FYI” in emails?

Yes, “FYI” is commonly used in both casual and semi-formal emails to provide helpful information without requiring immediate action.

Which phrase is best to use in a warning or caution?

“Please be advised” or “I wanted to bring to your attention” are more appropriate when offering a caution or warning.

What’s a friendly way to give someone a reminder?

“Just a quick note” or “thought you should know” are friendly and effective ways to offer a gentle reminder.