When you want people to remember an important date, “mark your calendars” is a familiar and useful expression.
You may see it in event announcements, business emails, invitations, newsletters, social media posts, and everyday messages.
However, using the same phrase repeatedly can make your communication feel predictable. Having a few alternatives can help you sound more professional, friendly, exciting, or direct depending on the situation.
Whether you are announcing a meeting, reminding colleagues about a deadline, promoting an upcoming event, or inviting friends to a celebration, the right wording makes your message clearer.
Polite scheduling phrases can also make professional communication feel more natural without sounding overly formal.
In this guide, you’ll discover practical alternatives to “mark your calendars”, along with definitions, descriptions, and examples.
These options can help you choose better wording for emails, announcements, invitations, and casual conversations.
Mark Your Calendars
“Mark your calendars” means to remember or save a particular date because something important or interesting will happen on that day. It is commonly used when announcing meetings, events, deadlines, celebrations, or important occasions.
Having different ways to express the same idea gives you more flexibility. Some alternatives work better for professional time coordination messages, while others are ideal for casual texts, event promotions, or business announcements.
Here are 25 useful alternatives you can use instead.
1. Save the Date
Definition:
“Save the date” asks someone to reserve a particular date for an upcoming event or occasion. It is one of the most common alternatives to “mark your calendars.”
Description:
This phrase works especially well for weddings, conferences, parties, meetings, webinars, and other planned events. It sounds friendly and inviting while remaining appropriate for professional communication.
Usage Examples:
- Email: Save the date: Our annual company conference will take place on October 18.
- Casual: Save the date! We’re having a big family dinner on Saturday.
2. Keep the Date in Mind
Definition:
“Keep the date in mind” politely asks someone to remember a particular date. It sounds slightly softer than a direct instruction.
Description:
Use this phrase when you want to remind someone about a future event without sounding too forceful. It can work in professional emails, invitations, and personal messages.
Usage Examples:
- Email: Please keep the date in mind as we finalize plans for the quarterly meeting.
- Casual: Keep the date in mind—we’re planning something special that weekend.
3. Put It on Your Calendar
Definition:
“Put it on your calendar” directly encourages someone to add an event or date to their calendar.
Description:
This is a practical and conversational option for workplaces, meetings, appointments, and everyday communication. It is particularly useful when the recipient needs to remember a specific commitment.
Usage Examples:
- Email: Please put the meeting on your calendar for Tuesday at 10 a.m.
- Casual: Put it on your calendar—we’re going to the concert next Friday!
4. Add It to Your Calendar
Definition:
“Add it to your calendar” means to record an upcoming event or appointment so you remember it.
Description:
This phrase is clear and modern, making it useful for digital communication. It works well for professional emails, virtual events, webinars, and team meetings.
Usage Examples:
- Email: Please add the training session to your calendar for November 5.
- Casual: Add it to your calendar so you don’t forget our lunch date.
5. Keep the Date Open
Definition:
“Keep the date open” asks someone not to make other plans during a particular period.
Description:
Use it when an event is planned but some details may still be developing. It is useful for business events, parties, meetings, and invitations.
Usage Examples:
- Email: Please keep the date open for our upcoming client workshop.
- Casual: Keep Saturday evening open—we might have a surprise planned.
6. Reserve the Date
Definition:
“Reserve the date” means to set aside a particular date for an upcoming activity or event.
Description:
This alternative has a polished tone and works well for professional announcements and formal invitations. It emphasizes the importance of keeping the date available.
Usage Examples:
- Email: Kindly reserve the date for our annual leadership summit.
- Casual: Reserve the date for our reunion next month!
7. Set a Reminder
Definition:
“Set a reminder” encourages someone to create a reminder so they do not forget an upcoming event.
Description:
This phrase is practical and direct. It is especially useful when discussing deadlines, appointments, meetings, or important tasks.
Usage Examples:
- Email: Please set a reminder for the project review scheduled for Friday.
- Casual: Set a reminder for Saturday so you remember the game.
8. Keep This Date Free
Definition:
“Keep this date free” asks someone to avoid making other commitments on a specific day.
Description:
It is a friendly way to communicate an upcoming event when attendance is important. It can be used in both professional and personal situations.
Usage Examples:
- Email: Please keep this date free for our annual team celebration.
- Casual: Keep this date free—we’re celebrating Mom’s birthday!
9. Don’t Forget the Date
Definition:
“Don’t forget the date” is a direct reminder about an upcoming event or important occasion.
Description:
This phrase is best for friendly reminders and informal communication. In professional settings, a softer alternative may sound more polished.
Usage Examples:
- Email: Don’t forget the date of our scheduled presentation on June 12.
- Casual: Don’t forget the date! The party is on the 20th.
10. Make a Note of the Date
Definition:
“Make a note of the date” politely asks someone to remember or record a specific date.
Description:
This phrase sounds professional and courteous. It is a useful choice for announcements, business emails, invitations, and formal reminders.
Usage Examples:
- Email: Please make a note of the date for our upcoming strategy session.
- Casual: Make a note of the date—we’re meeting for dinner next Friday.
11. Take Note of the Date
Definition:
“Take note of the date” means to pay attention to and remember a particular date.
Description:
This expression has a more formal tone and can work well in business announcements, notices, and professional correspondence.
Usage Examples:
- Email: Please take note of the date and time of the upcoming training session.
- Casual: Take note of the date because we’re planning a big celebration.
12. Save This Date
Definition:
“Save this date” is a short and direct way to ask someone to remember a particular day.
Description:
It works well for event promotions, invitations, newsletters, social media announcements, and casual messages. It creates a sense of anticipation.
Usage Examples:
- Email: Save this date: Our customer appreciation event is scheduled for September 14.
- Casual: Save this date! We’re finally getting everyone together.
13. Keep This Day Open
Definition:
“Keep this day open” means to avoid scheduling another commitment on a particular day.
Description:
This is useful when you want someone to remain available for an upcoming activity. It can work in both professional and personal communication.
Usage Examples:
- Email: Please keep this day open for the department planning session.
- Casual: Keep this day open because we’re going on a road trip.
14. Block Off the Date
Definition:
“Block off the date” means to reserve time in your schedule for a specific event or activity.
Description:
This phrase is especially common in workplace communication. It is useful when attendance is important and you want recipients to prioritize the event.
Usage Examples:
- Email: Please block off the date for our two-hour planning workshop.
- Casual: Block off the date—we’re spending the whole day at the beach.
15. Set Aside the Date
Definition:
“Set aside the date” means to reserve a particular day for something planned.
Description:
This phrase has a polite, flexible tone. It works well when you want someone to prioritize an event without making the message sound demanding.
Usage Examples:
- Email: We kindly ask you to set aside the date for the upcoming seminar.
- Casual: Set aside the date because I really want you to come.
16. Pencil It In
Definition:
“Pencil it in” means to tentatively add something to your schedule.
Description:
This is a casual expression that suggests plans are not completely finalized. It is excellent for informal conversations and flexible scheduling.
Usage Examples:
- Email: Please pencil the meeting in for Thursday while we confirm the final agenda.
- Casual: Pencil it in for Saturday, and I’ll confirm the time later.
17. Keep It on Your Radar
Definition:
“Keep it on your radar” means to remain aware of something that is coming up or may require attention.
Description:
This informal expression is useful when the exact details are not finalized. It works particularly well in workplace conversations and casual messaging.
Usage Examples:
- Email: Please keep the upcoming product launch on your radar as we finalize the schedule.
- Casual: Keep Saturday on your radar—we might go hiking.
18. Be Sure to Remember the Date
Definition:
“Be sure to remember the date” is a clear reminder that a particular date is important.
Description:
This phrase is useful when you want to emphasize an event without sounding overly formal. It can work in announcements, invitations, and reminders.
Usage Examples:
- Email: Be sure to remember the date of our annual staff meeting.
- Casual: Be sure to remember the date—it’s your birthday celebration!
19. Get It on Your Calendar
Definition:
“Get it on your calendar” encourages someone to record an event or commitment in their schedule.
Description:
This is a natural, conversational phrase often used in professional teams and everyday communication. It sounds more relaxed than formal scheduling language.
Usage Examples:
- Email: Please get the client presentation on your calendar as soon as possible.
- Casual: Get it on your calendar—we’re going camping next month.
20. Hold the Date
Definition:
“Hold the date” asks someone to reserve a particular date for a future event.
Description:
This phrase is concise and polished. It can be used for business events, conferences, weddings, celebrations, and other occasions.
Usage Examples:
- Email: Please hold the date for our annual company gathering.
- Casual: Hold the date for our family reunion in December.
21. Reserve Some Time
Definition:
“Reserve some time” means to keep part of your schedule available for a particular activity.
Description:
This option focuses more on time than a specific date. It is useful for meetings, calls, consultations, and professional time coordination messages.
Usage Examples:
- Email: Please reserve some time next Tuesday for our project discussion.
- Casual: Reserve some time this weekend so we can catch up.
22. Keep This on Your Schedule
Definition:
“Keep this on your schedule” means to remember an upcoming commitment and leave it in your plans.
Description:
It is a practical expression for professional communication. It can also be used casually when someone needs to remember an upcoming activity.
Usage Examples:
- Email: Please keep the training session on your schedule for Monday morning.
- Casual: Keep this on your schedule—we’re meeting for coffee next week.
23. Make Room in Your Schedule
Definition:
“Make room in your schedule” means to reserve enough time for a particular event or activity.
Description:
This phrase is useful when attendance or availability is important. It works especially well for meetings, appointments, and events that require dedicated time.
Usage Examples:
- Email: Please make room in your schedule for the client meeting next Wednesday.
- Casual: Make room in your schedule for dinner with us this weekend.
24. Keep the Day Reserved
Definition:
“Keep the day reserved” asks someone to continue holding a particular day for an upcoming activity.
Description:
This sounds polite and organized, making it appropriate for invitations, business events, and planned gatherings.
Usage Examples:
- Email: Please keep the day reserved for our annual professional development workshop.
- Casual: Keep the day reserved for our family celebration.
25. Remember This Important Date
Definition:
“Remember this important date” directly highlights that a particular date deserves attention.
Description:
This phrase is useful for announcements, special occasions, deadlines, and important events. It creates emphasis without requiring complicated wording.
Usage Examples:
- Email: Please remember this important date: The final submission deadline is March 30.
- Casual: Remember this important date—we’re celebrating our anniversary that weekend.
How to Choose the Right Alternative
The best alternative depends on your audience, purpose, and level of formality.
For professional emails, phrases such as “make a note of the date,” “please put it on your calendar,” and “reserve some time” sound clear and polished.
Famous For event invitations, “save the date,” “hold the date,” and “keep the date open” are natural choices.
For casual messages, “pencil it in,” “get it on your calendar,” and “keep it on your radar” feel more relaxed.
If you are looking for alternative ways to ask availability, consider phrases that invite a response, such as “What time works best for you?” or “When would you be available?” These are different from date-reminder phrases because they focus on finding a mutually convenient time.
Similarly, meeting time confirmation phrases should clearly confirm the agreed schedule rather than simply reminding someone about an event.
Why Use Alternatives to “Mark Your Calendars”?
Using different expressions can make your communication more natural and audience-appropriate. Instead of relying on one familiar phrase, you can choose wording that matches the situation.
For example, a formal business announcement might benefit from “Please make a note of the date,” while an exciting event invitation could use “Save the date!”
These small wording choices can also improve clarity. When people immediately understand whether you are asking them to remember a date, reserve time, or confirm availability, there is less chance of confusion.
Using appropriate email scheduling alternatives is particularly valuable when communicating with clients, coworkers, customers, or large groups.
Conclusion:
Knowing alternatives to “mark your calendars” gives you more flexibility when writing emails, invitations, announcements, and everyday messages.
Although the original phrase is perfectly natural, different situations sometimes call for different wording. “Save the date” can make an invitation feel welcoming, while “please make a note of the date” sounds more professional.
For casual conversations, expressions such as “pencil it in” or “get it on your calendar” may feel more natural. The key is to choose an expression that matches your audience and purpose.
Whether you are organizing a business meeting, announcing an event, or reminding friends about an upcoming plan, clear wording makes communication easier.
With these alternatives, you can confidently replace “mark your calendars” whenever you want a fresh and appropriate way to talk about an important date.
